Step-by-step explanation:
x÷12
2/3/12
2×12/3
24/3
8
If the two legs of an isosceles right triangle measure 7 inches which of the following represents the length of its hypotenuse
the length of its hypotenuse will be 7√2 inches.
What is the right-angle triangle?A triangle is said to be right-angled if one of its angles is exactly 90 degrees. The total of the other two angles is 90 degrees. Perpendicular and the triangle's base are the sides that make up the right angle. The longest of the three sides, the third side is known as the hypotenuse.
Given, the two legs of an isosceles right triangle measure 7 inches
Since,
From the Pythagorean theorem:
In a right-angled triangle, the square of the hypotenuse side is equal to the sum of the squares of the other two sides, according to Pythagoras's Theorem.
So,
Hypotaneuse² = base² + height²
in our case,
Base = height = 7 inches
Thus,
Hypotaneuse = √(7² + 7²)
Hypotaneuse = 7√2 inches
Therefore, the length of its hypotenuse will be 7√2 inches.
Learn more about right-angle triangles here:
https://brainly.com/question/3770177
#SPJ1
On the number line below, p represents a number. what is the value of the opposite of that number
Answer:
I believe D.
Step-by-step explanation:
Since the number on the number line is 1 and 2/4, the opposite would be the negative version, -1 and 2/4. Hope this helped!
Find the volume of the figure.
Answer:
see below
Step-by-step explanation:
memorize the following formula:
V = 1/3 * lenght * width * height = 1/3 * 3*6*4 =24
You have 125% of the tickets required for a souvenir. What fraction of the required tickets do you have? Do you need more tickets for the souvenir? Explain
You have a fraction of 5/4 of the required tickets. You don't need more tickets for the souvenir.
What are Fractions?Fractions are numbers which are of the form a/b where a and b are real numbers. This implies that a parts of a number b.
Here, a is called the numerator and b is called the denominator.
Any number can be expressed as fractions.
Given that,
Percentage of tickets you have = 125%
125% can also be written as 125 / 100
125% = 125 / 100
= (25 × 5) / (25 × 4)
= 5/4, which is the required fraction.
Actual number of tickets needed = 100%
You have 25% = 25/100 = 1/4 more tickets for the souvenir.
So you don't need more tickets.
To learn more about Fractions, click :
https://brainly.com/question/1301963
#SPJ1
The ratio of boys to girls in a class is 3:1. There are 36 students in the class. How
many more boys than girls are there?
Answer:
There are 18 more boys than girls.
Step-by-step explanation:
Let's think of the ratio 3 : 1 as 3x : x
If 3 : 1 added up is the total students in the class (36) then 4x = 36
Now we just divide 36 by 4
36/4 = 9
so x = 9
The number of boys is 3 * 9 = 27
The number of girls is 9
27 - 9 = 18.
There are 18 more boys than girls.
Answer:
There are 18 more bots than girls.
Step-by-step explanation:
total units=3+1
=4
4 units=36
1 unit=36÷4
=9
difference in units=3-1
=2
2 units=2×9
=18
Joan received $100 in gift cards for an online music store. Each time she buys a new song it costs $1.29. She has already bought 10 songs. Write an inequality that models this situation. Then determine the number of songs she can buy and not run out of gift card money
The inequality of context is 1.29x + 10(1.29) ≤ 100 and she can buy 77 songs.
What are inequalities and their types?Inequality is a relation that compares two numbers or other mathematical expressions in an unequal way.
The symbol a < b indicates that a is smaller than b.
When a > b is used, it indicates that a is bigger than b.
a is less than or equal to b when a notation like a ≤ b.
a is bigger or equal value of an is indicated by the notation a ≥ b.
Let, The number of new songs be 'x'.
Therefore, The inequality to determine the number of songs she can buy and not run out of gift card money is,
1.29x + 10(1.29) ≤ 100.
1.29x + 12.9 ≤ 100.
1.29x ≤ 87.1.
x ≤ 87.1/1.29.
x ≤ 67.52 But she can buy only 67 songs and 10 songs before so 77 songs.
learn more about inequalities here :
https://brainly.com/question/30231190
#SPJ1
a survey of 155 155 students asked which of the following three beverages they liked: sodas, coffee, or bottled water. the results are given in the following table.
Jaelyn had $150 in the school account and sold tickets for the fundraiser at a cost of
58 per ticket. Erik had $480 in his school account and sold tickets for $6 per ticket. How many tickets had to be sold before both accounts had the same amount of money?
Answer:
Let x be the number of tickets sold.
Jaelyn's account balance after selling tickets: 150 + 58x
Erik's account balance after selling tickets: 480 + 6x
For both accounts to have the same amount, we set their balance equal to each other and solve for x:
150 + 58x = 480 + 6x
52x = 330
x = 330/52 = 6.25
So 6.25 tickets had to be sold before both accounts had the same amount of money.
A postman delivers mail daily starting on Day 1. The conditional probability that he is bitten by a dog onDay n, given that he has not been bitten on any of the preceding days, equals qn. Let X be the number ofdays until the postman sustains his first bite (i.e., the first bite occurs on Day X).(a) Write an expression for P(X > n) in terms of qi’s.(b) Write an expression for P(X = n) in terms of qi’s.For the remainder of the problem, let qn = α for all n, where 0 < α < 1.(c) What is the probability that the postman is never bitten by a dog? Justify your answer.
The probability that the postman is never bitten by a dog is equal to the product of all qi's from i=1 to infinity, which is equal to (1-α)^∞. This is equal to 0 since α is a positive number.
The probability that the postman is never bitten by a dog is given by P(X > n), where X is the number of days until the postman sustains his first bite. This probability can be expressed as the product of all of the qi's from i=1 to n, which is equal to (1-α)^n, where qn = α for all n, and 0 < α < 1. The probability that the postman is never bitten by a dog is equal to the product of all qi's from i=1 to infinity, which is equal to (1-α)^∞. Since 0 < α < 1, (1-α)^∞ is equal to 0, meaning that the probability that the postman is never bitten by a dog is 0. This is because as n increases, the probability that the postman is not bitten by a dog on Day n decreases, and as n approaches infinity, it approaches 0.
Learn more about probability here
https://brainly.com/question/11234923
#SPJ4
which represents the solution for the inequality 2x-5>7
a.x>2
b.x>4
c.x>6
d.>10
Answer: C. x>6
Step-by-step explanation:
2x-5 >7 (Move the constant to the right)
2x >7+5 (Calculate)
2x >12 (Divide both sides by 2)
x> 6 Answer
The movement of the progress bar may be uneven because questions can be worth more or less (including zero) depe
Determine whether 318 is divisible by 2, 3, 4, or 6.
O2, 3, 4, and 6
O3 and 6 only
O2, 3, and 6 only
O2 and 3 only
Submit
Pass
Car A travels at 55 miles per hour and Car B travels at a greater speed of x miles per hour. Choose the expression that represents how many miles farther Car B travels in two hours.
Answer: Let's assume that Car B travels at a speed of x miles per hour. The expression that represents how many miles farther Car B travels in two hours compared to Car A is:
(x - 55) * 2
This expression calculates the difference in speed between Car B and Car A (x - 55) and then multiplies it by the number of hours (2) to get the total distance Car B travels farther than Car A in two hours.
Step-by-step explanation:
Calculate the Social Security and Medicare deductions for the following employee (assume a tax rate of 6.2% on $128,400 for Social
Security and 1.45% for Medicare): (Round your answers to the nearest cent.)
Employee
Rouche
$
Cumulative earnings
before this pay period
Pay amount this
period
122,300 $
Social
Security
Medicare
Answer:
Social Security: $7582.60Medicare: $1773.35Step-by-step explanation:
You want to know the Social Security and Medicare taxes on an annual income of $122,300, given the respective tax rates are 6.2% and 1.45%.
TaxThe income is less than the Social Security maximum of 128,400, so the 6.2% tax applies to the full amount. Each tax amount is found by multiplying the income by the tax rate:
SS: $122,300 × 0.062 = $7582.60 . . . . Social Security tax
Med: $122,300 × 0.0145 = $1773.35 . . .Medicare tax
What number should go in the space?
Multiplying by 1.19 is the same as increasing by _____%.
Answer:
19%
Please mark it the brainiest.
Use the remainder theorem to quickly check if (x-3) is a factor of f(x)=2x^3-4x^2-8
Answer:
2x^2 + 4x +2 is questiont and 28 is remainder ok
You have a total of 25 coins, all nickels and quarters. The total value is
$3.85. Write and solve a system of equations to find the number of
nickels n and the number of quarters q that you have. Can you solve it
Answer: Yes, I can solve this problem using a system of equations. Let n be the number of nickels and q be the number of quarters. Then we can write two equations:
The total number of coins is 25: n + q = 25.
The total value is $3.85: 0.05n + 0.25q = 3.85
We can solve this system of equations using substitution or elimination. Let's use substitution:
From equation (2), we can solve for n: n = (3.85 - 0.25q)/0.05.
Substitute this expression for n into equation (1): (3.85 - 0.25q)/0.05 + q = 25.
Multiply both sides by 0.05 to clear the denominators: 3.85 - 0.25q + 0.05q = 25 * 0.05.
Simplify the left side: 3.85 = 1.25q.
Divide both sides by 1.25 to solve for q: q = 3.08
Substitute this value for q into equation (1) or the expression for n from step (1) to find n: n = 25 - q = 25 - 3.08 = 21.92
Since n and q represent the number of coins, we round them down to the nearest whole number. So, there are 21 nickels and 3 quarters.
Step-by-step explanation:
The price of caviar crashed from $24 an ounce in January 2012 to a bit less than $10 an ounce in November 2018. China has become a big producer and from 2012 to 2017, U.S. imports of Chinese caviar increased fivefold.
Source: CNN Money, May 20, 2015
Use the demand and supply model to explain why the quantity of caviar consumed has increased and the price of caviar has fallen.
What most likely happened to the demand for caviar and the quantity of caviar demanded?
Part 2
Draw a graph to illustrate your explanation.
The graph shows the market for caviar.
Draw and label a curve that shows the effect of China becoming a big producer of caviar. Show that the equilibrium price falls to $10 an ounce.
Draw a point to show the new equilibrium price and equilibrium quantity of caviar.
The real interest rate is the interest rate that has been adjusted for inflation.
what is interest ?By reducing the principal by both the interest rate, by duration of time, and other factors, simple interest is derived. Simple return = principal plus interest plus hours is really the concept used in marketing. The easiest way to compute tax is by using this procedure. The most typical method of calculating income is as a portion of the outstanding sum. For illustration, if he borrows $100 from a buddy and pledges to pay back the loan at 5% interest, he will just pay his share of the 100% interest. $100 (0.05) = $5. When you borrow money, you should pay interest, and you must collect interest when they lend it. Typically, interest is computed as a percentage of the loan total. The loan's interest is the name given to this percentage.
given
The interest rate charged on a loan expressed in dollars is called the nominal interest rate. The interest rate after accounting for inflation is known as the real interest rate. The nominal interest rate less the inflation rate equals the real interest rate.
The price of the candy bar increased sixfold while the total price level doubled, resulting in a threefold increase in the candy bar's real price (price adjusted for inflation).
To know more about interest visit:
https://brainly.com/question/28792777
#SPJ1
9
She wants to find the distance from barn B to the north end of pipe 2. The distance from the barn
to the south end of pipe 1 is 111 ft, the distance from there to the south end of pipe 2 is 23 ft, and
the distance from the barn to the north end of pipe 1 is 127 ft. How far is barn B from the north
end of pipe 27 Round your answer to the nearest foot. The map is not drawn to scale. M
The distance of barn B from the north end of pipe 27 is 258 ft to the nearest foot.
How to calculate distance?Let's call the distance from Barn B to the north end of pipe 2 as "d".
The distance from the barn to the south end of pipe 1 is 111 ft, the distance from there to the south end of pipe 2 is 23 ft, and the distance from the barn to the north end of pipe 1 is 127 ft.
So the total distance from barn B to the south end of pipe 2 is 111 + 23 = 134 ft.
Since the distance from barn B to the north end of pipe 1 is 127 ft, then the distance from the north end of pipe 1 to the north end of pipe 2 is d - 127 ft.
Since the distance from barn B to the south end of pipe 2 is 134 ft, then the distance from the south end of pipe 2 to the south end of pipe 1 is 134 - d ft.
Now, two right triangles with legs (d - 127) ft and (134 - d) ft.
By the Pythagorean Theorem, we have: (d - 127)² + (134 - d)² = 25²
Expanding and simplifying the equation gives us:
d² - 260d + 17296 = 625
d² - 260d + 16671 = 0
Using the quadratic formula:
d = (260 ± √(260² - 4 x 16671)) / 2
d = (260 ± √(677600 - 66768)) / 2
d = (260 ± √(61032)) / 2
d = (260 ± 246.9) / 2
d = 258 ± 123.5
So, the distance from barn B to the north end of pipe 2 is 258 ft or 381 ft.
Since the question asks to round the answer to the nearest foot, we can conclude that the answer is 258 ft.
Learn more on distance here: https://brainly.com/question/17273444
#SPJ1
Classify the following as Discreet or Continuous and justify your choice. 4.1.1 I am fifty years old. 4.1.2 I can drink 400,5ml of juice in a minute. 4.1.3 I have 2 brothers and 1 sister. PL (3) (3) (3)
Answer:
Step-by-step explanation:
4.1.1 "I am fifty years old" is an example of a discrete variable, as age is typically measured in whole numbers, not fractions or decimals.
4.1.2 "I can drink 400.5 ml of juice in a minute" is an example of a continuous variable, as the amount of juice consumed can be any value along a continuous range of possible values, including fractional amounts.
4.1.3 "I have 2 brothers and 1 sister" is an example of a discrete variable, as the number of siblings is typically measured in whole numbers.
In summary, 4.1.1 is a discrete variable, 4.1.2 is a continuous variable, and 4.1.3 is a discrete variable.
Write an expression for the product (√6)(‾‾‾√15)without a perfect square factor in the radicand.
A. 3‾√5
B. 3‾‾√10
C. 9‾√5
D. 9‾‾‾√10
pls answer quick
An expression for the product (√6)(‾‾‾√15)without a perfect square factor in the radicand is -3√10. Option A
How to determine the expressionIt is important to note that surds are expressions that includes a square root, cube root or any other root symbol.
They are used to write irrational numbers because the decimals of irrational numbers do not recur, they cannot be written in decimal form.
From the information given, we have the surds;
(√6)(‾‾‾√15)
expand the bracket, we get;
-√90
Find the square root of the value and allow others in radical forms, we get;
- √9 × √10
Find the perfect square, we get;
-3√10
Hence, the value is -3√10
Learn about surds on:
https://brainly.com/question/840021
#SPJ1
2.
A new pipeline is being constructed to re-route its oil flow around the exterior of a
national wildlife preserve. The plan showing the old pipeline and the new route is
shown below.
PIPELINE
60 miles
NEW
OLD PIPELINE
32 miles
About how many extra miles will the oil flow once the
new route is established?
101 101
The new route will require the oil to travel 28 extra miles, for a total of 60 miles.
What is miles?Miles is unit of distance that is commonly used in mega the distance between 2.1 map of the link of that is divided for the letting word measurements. It is sometimes also referred to as as statute mile.
This is because the old route was 32 miles long and the new route is 60 miles long. This means that the extra distance traveled is 28 miles. The extra distance is necessary to ensure that the pipeline does not interfere with the wildlife preserve.
How do you compute miles?One can determine distance in miles assuming that you already understand the speed and the time it takes to travel a specific distance. Easily calculate the time by the speed. For example - A automobile travelling at 64 miles per hour for two hours will have driven 130 miles.
To know more about miles, visit
brainly.com/question/25631156
#SPJ1
Perform the given operation. Round to 4 decimal places if needed.
1.942 ÷ 9.53
Answer:
0.2060
What is a fraction?A fraction is a fragment of a whole number, used to define parts of a whole. The whole can be a whole object, or many different objects. The number at the top of the line is called the numerator, whereas the bottom is called the denominator.
First, multiply both the numerator and the denominator by 1000.
[tex]\frac{1.942}{9.43}[/tex] × 1000 = [tex]\frac{1942}{9430}[/tex]
Now, reduce the fraction to lowest terms. (Extract and cancel out 2.)
[tex]\frac{971}{4715}[/tex]
Convert to decimal.
[tex]\frac{971}{4715}[/tex] ≈ 0.205938494
Round to 4 decimal places.
0.2060
Therefore, 1.942 ÷ 9.53 = 0.2060
Select all the true equations
B, C, E
--5 + 0 does not equal zero
--any value tomes zero equals zero
--1.4 + 2.7 => 1.0 + 2.0 + 1.1 => 4.1
--2/3(5/9) = 10/27 not 7/12
--4(2/3) = 4.66666 and 5 - 1/3 = 4.66666
Answer:
B, C, and E
Step-by-step explanation:
A is incorrect because any number plus zero results in that number, not 0.
In equation form: [tex]x + 0 = x[/tex]
B is correct because any number multiplied by zero results in 0.
In equation form: [tex]0(x) = 0[/tex]
C is correct. We can split the added numbers into their decimal place values and add the values separately to get 4.1.
[tex]1.4 + 2.7 = (1 + 2) + (0.4 + 0.7) = 3 + 1.1 = 4.1[/tex]
D is incorrect because when multiplying fractions, you simply multiply the numerator and denominator; however, this is not done here.
E is correct because 4 2/3 is one third less than 5; we can show this using improper fractions:
[tex]4 \dfrac{2}{3} = \dfrac{(4 \times 3) + 2}{3} = \dfrac{14}{3}[/tex] [tex]5 = \dfrac{5 \times 3}{3} = \dfrac{15}{3}[/tex]
[tex]\dfrac{15}{3} - \dfrac{14}{3} = \dfrac{1}{3}[/tex]
Given that x is a hypergeometric random variable with N = 10, n = 3, and r = 6, compute P(x = 0).
x is a hypergeometric random variable, p(x=0) is 0.033.
What is hypergeometric random distribution?Hypergeometric random distribution is a discrete probability distribution that describes k success in n draws without replacement from a finite population size of N that exactly contains K objects.
Given x is a hypergeometric random variable ,
[tex]P(X=k)=\frac{KC_{k} .(N-K)C_{n-k} }{NC_{n} }[/tex]
Here, N=10,n=3,r=6, P(x=0)
By using the above formula we get,
=[tex]\frac{6C_{0} .4C_{3} }{10C_{3} }[/tex]
=[tex]\frac{4}{120}[/tex]
p(x=0) =0.033
Hence, P(x=0) is 0.033, where x is a hypergeometric random variable.
Learn more about Hypergeometric random distribution here:
https://brainly.com/question/15187088
#SPJ1
Find the values of x and y that make PSZR a kite
The values of 'x' and 'y' which make the quadrilateral PSZR a kite are
4 and 5 respectively.
What is a quadrilateral?A quadrilateral is a closed object in geometry that is created by connecting four points, any three of which are not collinear. There are 4 sides, 4 angles, and 4 vertices in a quadrilateral.
We know a kite is a special type of quadrilateral in which pair of adjacent sides are of equal length.
Therefore, PS = ZS and PR = ZR.
So, 5x - 4 = 3y + 1 and 8y - 4 = 36.
Now, 8y - 4 = 36.
8y = 40.
y = 5.
And hence, 5x - 4 = 3(5) + 1.
5x = 15 + 5.
5x = 20.
x = 4.
learn more about kites here :
https://brainly.com/question/2889570
#SPJ1
A rectangular vegetable garden will have a width that is 2 feet less than the length area of 48 square feet. If represents the length, then the length can be found by s equation:
x(x - 2) = 48
What is the length, x, of the garden?
The length is
feet.
Answer:
8ft
Step-by-step explanation:
solve equation of x²-2x-48=0
(x-8)(x+6)=0
so x=8 or -6
only 8 is correct
How could you count on by 5s or 10s to add 20+6 on a number line?
To add 20 and 6 using a number line, you would start at 20 and count on by 5 once (for 25) and then by 1 once (for 26). Counting on by 10s isn't feasible as 6 isn't a multiple of 10.
Explanation:To add 20 and 6 using counting on by 5s or 10s with a number line, you would start at number 20, then you would progress along the line in increments of 5 until you've added 6. However, since 6 is not a multiple of 5, you would need to count on by 5 once (to get to 25) and then count on by one, one more time (to get to 26). If you were counting on by 10s, you wouldn't be able to, as 6 isn't a multiple of 10.
Learn more about Number Line Counting here:https://brainly.com/question/33482524
#SPJ6
java given that the variables x and y have already been declared and assigned values, write an expression that evaluates to true if x is non-negative and y is negative.
The expression that could be used to check if x is non-negative and y is negative is (x >= 0) && (y < 0).
This expression uses the logical operator "&&", which requires both conditions to be true in order for the overall expression to evaluate to true.
The first condition is to check if x is non-negative, which can be done using the greater than or equal to operator (x >= 0).
The second condition is to check if y is negative, which can be done using the less than operator (y < 0). If both conditions are true, then the overall expression will evaluate to true.
To learn more about expression visit:
https://brainly.com/question/1859113
#SPJ4
An expression that evaluates to true if x is non-negative and y is negative is x >= 0 && y < 0.
This expression evaluates to 'true' if x is greater than or equal to 0 and y is less than 0. In other words, if x is non-negative and y is negative, this expression will evaluate as true. The '&&' operator represents a logical "and" operation, which returns true only if both conditions are true. The ">=" operator checks if x is greater than or equal to 0, and the '<' operator checks if y is less than 0.
Learn more about Java:
https://brainly.com/question/26789430
#SPJ4
HELP PLEASE DUE IN AN HOUR
Answer:
1; can't say for certain
2: well, the chances of getting a yellow starburst are 1/8th but those are immediately increased depending on how many packs you buy though I can't say for certain how much because I do not know the variable of how many you may possibly buy.
3; the chance of getting 2 yellows in a pack are 1/8ths or 1/16ths as for there's a 1/8th chance of getting one yellow in a pack.
4,5,6;well, considering orange seems most abundant there would be at least a 3/4ths chance of getting orange a 2/4ths chance of getting pink and for the other colors a 1/4th chance of getting yellow or red
Step-by-step explanation:
Mary draws the number line below to represent the solution set of the inequality 50-8f<90. What mistake did Mary make? Use the drop-down menus to explain your answer.
-8 -6 -4 -2
Mary divided both sides of the inequality by a
Choose...
value, so she needed to Choose...
inequality symbol.
The solution to the inequality 50 - 8f < 90 is f > -5
What is an equation?An equation is an expression that contains numbers and variables linked together by mathematical operations of addition, subtraction, multiplication, division and exponents. An equation can either be linear, quadratic, cubic, depending of the degree of the variable.
Inequality is an expression that is used to show the non equal comparison of numbers and variables
Given the equation:
50 - 8f < 90
subtract 50 from both sides:
50 - 8f - 50 < 90 - 50
-8f < 40
Divide both sides by -8:
-8f / -8 < 40 / -8
f > -5
The solution to the inequality is f > -5
Find out more on equation at: https://brainly.com/question/2972832
#SPJ1