x = 112 degrees.
A full triangle is 180 degrees total so do 180 - (39 + 29) = 112.
y = 220 degrees.
The sum of exterior angles are 360 degrees so 360 - 140 = 220.
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Natalie owns a used bookstore. Every day a book is not sold, the price drops by 1/10 of the list price. One book has a list price of $24.99. What will be the price of the book if it takes 3 days to sell
Answer:
22.49
19.99
Step-by-step explanation:
Answer:
$22.49 on the second day and 19.99 on the third.
Explain the difference between ratios, rates, and unit rates.
The required difference between ratios, rates, and unit rates has been shown.
What is the Ratio?The ratio can be defined as the proportion of the fraction of one quantity towards others. e.g.- water in milk.
Here,
Ratios, rates, and unit rates are the fraction value of one with respect to the others. the basic difference between the ratios, rates, and unit rates is given as ratios are the fraction between either dependent or non-dependent values, while rates are changes of value with respect to other values. unit rate is a change of value per unit change in the respective value.
Thus, the required difference between ratios, rates, and unit rates has been shown.
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why are green plants called producers
?
Answer:
Green plants use sunlight and carbon dioxide from the atmosphere to produce carbohydrates by the process of photosynthesis. Since, plants produce food for themselves, they are known as producers.
Step-by-step explanation:
How many sides does a polygon have if the sum of the interior angles is 900∘?
5 star and like
Answer:
7
Step-by-step explanation:
(n-2)180=900/180
n-2=5
n=5+2=7
n=7
Debra and Sue went to a clearance
sale at a clothing store. All blouses were
selling for the same price and all skirts
were selling for the same price. Debra
bought 4 blouses and 3 skirts for a total
of $68. Sue bought 6 blouses and 3
skirts for a total of $84. What was the
cost of each blouse and each skirt?
Please show work and the bottom question
The each blouse costs $8 and each skirt costs $12.
How to solve equation?
To solve an equation is to identify its solutions, which are the values that satisfy the condition specified by the equation, which is typically two expressions linked by an equals sign. When trying to find a solution, one or more variables are labeled as unknowns.
Let the price of each blouse be x and the price of each skirt be y.
Debra's total cost: 4x + 3y = 68
Sue's total cost: 6x + 3y = 84
From the two equations above, we can solve for x and y:
6x + 3y = 84
4x - 3y = -68
2x = 16
x = 8
Substitute x = 8 back into the first equation:
4x + 3y = 68
4 * 8 + 3y = 68
32 + 3y = 68
3y = 36
y = 12
So, The each blouse costs $8 and each skirt costs $12.
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12.403 in expanded form
12.403 can be expanded in the following manner -
[tex]10 + 2 + \frac{4}{10} + \frac{0}{100} + \frac{3}{1000} \\ [/tex]
hope helpful! ;-;
Answer:
10 + 2 + 4/10 + 3/1000
Step-by-step explanation:
Hope it helps! =D
A square of side length x just fits inside a circle. Find the exact circumference of
the circle in terms of x.
Solve the system of equations. 2x + 4y = 12 3x + y = 3 (0, 3) (1, 0) (2, 2) (2, −3)
Solution is in the attachment!!
Answer: [tex]\Large\boxed{(0,\:3)}[/tex]
Step-by-step explanation:
Given the system of equations
[tex]1)2x+4y=12[/tex]
[tex]2)3x+y=3[/tex]
Multiply 4 on both sides of the 2) equation
[tex]3x\times (4)+y\times(4)=3\times(4)[/tex]
[tex]12x+4y=12[/tex]
Update the system of equations
[tex]1)2x+4y=12[/tex]
[tex]2)12x+4y=12[/tex]
Subtract the 1) equation from the 2) equation
[tex](12x+4y)-(2x+4y)=(12)-(12)[/tex]
Expand the parenthesis and simplify
[tex]12x+4y-2x-4y=12-12[/tex]
[tex](12x-2x)+(4y-4y)=0[/tex]
[tex]10x+0=0[/tex]
[tex]10x=0[/tex]
Divide 10 on both sides
[tex]10x/10=0/10[/tex]
[tex]x={0}[/tex]
Substitute the x value into one of the equations
[tex]3(0)+y=3[/tex]
[tex]0+y=3[/tex]
[tex]y=3[/tex]
Suppose that the functions s and t are defined for all real numbers x as follows.
s(x)=x-1
t(x) = 2x²
Write the expressions for (s+t) (x) and (s x t) (x) and evaluate (s-t) (3).
The expressions defined for all real number are written as for
(s + t) (x) = 2x² + x - 1(s x t) (x) = 2x³ - 2x²(s - t) (3) = -4How to write the expressionsInformation made available in the question include
function s(x) = x - 1
function t(x) = 2x²
rewriting the expression for (s + t) (x)
= x - 1 + 2x²
= 2x² + x - 1
rewriting the expression for (s x t) (x)
= (x - 1) * 2x²
= 2x³ - 2x²
rewriting the expression for (s - t) (3)
= (x - 1) - 2x²
= -2x² + x - 1
substituting the value of x = 3
= -2(3)² + 3 - 1
= -6 + 3 - 1
= -4
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HELPPPP. Interpret expected value. Khan
The statement that is correct based on the expected value is:
Only Priya's
Option A is the correct answer.
What is probability?It is the chance of an event to occur from a total number of outcomes.
The formula for probability is given as:
Probability = Number of required events / Total number of outcomes.
We have,
From the probability distribution,
The expected value E(X) = 0.80
This means,
The average possible outcomes.
Thus,
The expected value E(X) = 0.80 means the probability that the player makes a free throw is 0.80 on average.
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A bakery sells apple pies for $11.05. If the pie has a diameter of 8 inches, what is the approximate cost per square inch of the apple pie? Round to the nearest hundredth.
A. $0.88
B. $0.05
C. $0.44
D. $0.22
Answer:
D. $0.22
Step-by-step explanation:
The pie is shaped like a circle
The area of a circle with radius r = πr²
This circular pie has a diameter of 8 inches
Radius = diameter/2 = 8/2 = 4 inches
Surface area of pie = π 4² = 16 π square inches
Cost of pizza = $11.05
Cost per square inch = Cost/Area = 11.05/16π = $0.22 rounded to nearest cent
If ya know how to do this help me
The equation of a line that goes through the point (-8, 7) and is parallel to the line (24 -16).
What is the equation of a line?The equation of a line that goes through the point (-8, 7) and is parallel to the line -9x+8and 24.
Two lines have equal slopes if they are parallel to one another. In other words, both equations have an identical ratio of the x and y coefficients.
For any real value of k, the equation for the line perpendicular to the line axe + by + c = 0 is given by axe + by + k = 0.
Thus, a line parallel to the line 9x + 8y - k = 0 has the equation 9x + 8y + k = 0.
We know that this line intersects at (-8, 7), thus 9(- 8) + 8(7) + k = 0 k= -16 Rightarrow
We obtain 9x + 8y - 16 = 0 by substituting k = - 16 in the line equation.
The solution is 0 for 9x + 8y - 16.
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Mrs. Cline is teaching a 5th grade class. She is standing 12 feet in front of Mandy. Ernesto is sitting to Mandy's right. If Ernesto and Mrs. Cline are 13 feet apart, how far apart are Mandy and Ernesto?
13
Step-by-step explanation:
taaaahthyyyyyfffffdddddddddddddddddddddddddddddd
 UNDER 5 min!!!
PLS ANSWER QUICK CORRECTLY!!!! help ya girl ouu!
what is the period of the sinusoidal function? enter your answer in the box.
The period of the sinusoidal function is given as follows:
8 units.
How to obtain the period of the function?A periodic function is a function that has the behavior repeating in intervals over the domain of the domain.
Then the period of the function is defined as the shortest difference between two points in which the function has the same behavior.
Two consecutive points where the function has the same behavior (same numeric value, increase/decrease and concavity) are given as follows:
x = 4 and x = 12.
Hence the period is of:
12 - 4 = 8 units.
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Hot dogs come in packs of 8. While buns come in packs of twelve. What is the least number of packs you should buy in order to have the same number of hot dogs and buns?
On solving the provided question, we can say that, by Least Common Multiple the amount to buy - 4 packs of buns and 5 packs of hot dogs.
What is least common multiple?The smallest positive integer that is divisible by both a and b is known as the least common multiple, also known as the least common multiple, or the least common multiple of two numbers a and b. Least Common Multiple is referred to as LCM. The least frequent multiple of two numbers is also the least frequent multiple of both. A number and an integer are combined to create a multiple of that number. For instance, 10 is a multiple of 5, as 10 can be divided by 5, 2, and 5, making it a multiple of 5. The smallest positive integer that can be divided by both 5 and 2 is 10, making it the lowest common multiple of these numbers.
Least Common Multiple (LCM) between 10 and 8 is = 40
Buns is = 10-20-30-40
Hot dogs is = 8-16-24-32-40
So, stock would be equal for both products.
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Find the Error Interval of 28
The error interval for x is given as follows:
27.5 ≤ x < 28.5.
How to obtain the error interval for x?The number x was rounded to the nearest integer.
The rule to round a number to the nearest integer depends on the first decimal digit of the number, as follows:
If the first decimal digit is less than 5, than the integer number remains constant, ex 27.4 is rounded to 27.If the first decimal digit is greater than 5, than one is added to the integer number, ex 27.5 is rounded to 28.For both cases, the decimal digit is removed.
Then, considering the two bullet points above, the error interval for x is given as follows:
27.5 ≤ x < 28.5.
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Work out the following sheet,please
Angle NOM = 59° because it is vertically opposite angle POQ
Angle STU = 96°
What is the Theorem of triangles?
The theorem of triangles refers to various mathematical statements or propositions that describe relationships between the sides and angles of a triangle. These theorems have various applications in fields such as mathematics, physics, engineering, and computer graphics.
In question 1; Angle NOM = 59° because it is vertically opposite angle POQ
In question 2; Angle UVT = Angle VUT = 42°
Angle UTV = 180 - 2(42)
= 96°
Then;
Angle STU = 96° (The exterior angle of the triangle is equal to the sum of two opposite interior angles).
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Which equation represents the graph?
a graph of a line that passes through the points 0 comma negative 3 and 5 comma negative 1
y equals negative two fifths times x plus 8
y equals negative five halves times x plus 8
y equals negative five halves times x minus 3
y equals two fifths times x minus 3
The equation that represents the given graph is: D. y = 2/5x - 3.
How to Write the Equation of a Linear Graph?The slope-intercept form of the equation of a line is given by y = mx + b, where m is the slope of the line and b is the y-intercept.
To find the equation of a line that passes through two points (x1, y1) and (x2, y2), we can use the following steps:
Find the slope (m) using the formula m = (y2 - y1) / (x2 - x1).Plug in the slope and one of the points into the equation y = mx + b to find b.So, for the line that passes through the points (0, -3) and (5, -1), the slope is (-1 - (-3)) / (5 - 0) = 2/5, and the y-intercept can be found by plugging in the slope and the point (0, -3) into the equation y = mx + b:
-3 = (2/5) * 0 + b
-3 = b
Therefore, the equation of the line that passes through (0, -3) and (5, -1) is:
y = (2/5)x - 3
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in cell c5=IF(C5>35000,IF(C5>25000<35000,IF(C5<25000,0.05*C5),0.04*C5),0.02*C5), enter a formula that uses a nested IF function to calculate the bonus. If sales in b5 are less $15,000, the sales person earns a 5% bonus. If the sales are greater than or equal to $15,000 but less than $25,000, the sales person earns a 10% bonus. If sales are more than or equal to $25,000, the sales person earns a 15% bonus.
Below is an example formula that you could use in cell C5:
=IF(B5<15000, 0.05*B5, IF(B5<25000, 0.1*B5, 0.15*B5))
How does the formula works?IF(B5<15000, 0.05*B5, ...) - If the value in B5 is less than $15,000, the formula calculates 0.05 * B5 (the 5% bonus), otherwise, it moves on to the next condition.
IF(B5<25000, 0.1*B5, ...) - If the value in B5 is less than $25,000 but greater than or equal to $15,000, the formula calculates 0.1 * B5 (the 10% bonus), otherwise, it moves on to the next condition.
0.15*B5 - If the value in B5 is greater than or equal to $25,000, the formula calculates 0.15 * B5 (the 15% bonus).
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HELP ME PLEASEEEEEEE STEP BY STEP
[tex]\cfrac{7-2y}{6} \underset{\textit{greater than}}{~~ > ~~ }\cfrac{3y-7}{12}\implies 12(7-2y) > 6(3y-7) \\\\\\ 84-24y > 18y-42\implies 84 > 42y-42\implies 42 > 42y \\\\\\ \cfrac{42}{42} > y\implies {\Large \begin{array}{llll} 1 > y \end{array}}[/tex]
now, notice, on the last line we divided by 42, however 42 is a positive value, thus we didn't flip the inequality sign, recall that when dividing or multiplying by a negative value, the inequality sign flips, in this case it didn't.
Question 11 of 25
Which is a correct expansion of (4x+1)(2x² − 2)?
OA. 4x 2x² + 4x∙ (1) + 1 · 2x²+1 · (−2)
OB. 4x 2x² + 4x• (-2) +1•4x+1-(-2)
OC. 4x2x² + 4x • (-2) + 1·2x² +1.(-2)
SUBMIT
The solution is Option C.
The value of the equation is A = 4x ( 2x )² + 4x ( -2 ) + 2x² + 1 ( -2 )
What is an Equation?Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.
It demonstrates the equality of the relationship between the expressions printed on the left and right sides.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.
Given data ,
Let the equation be represented as A
Now , the value of A is
Substituting the values in the equation , we get
A = ( 4x + 1 ) ( 2x² - 2 ) be equation (1)
On simplifying the equation , we get
A = 4x ( 2x² ) + 4x ( -2 ) + 2x² - 2
On further simplification , we get
A = 8x³ - 8x + 2x² - 2
Hence , the equation is A = 8x³ - 8x + 2x² - 2
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anwser this 1/10 + 11/35 = ?
Answer:
≈0.785714286
Answer:
207/500
Step-by-step explanation:
Hope it helps! =D
please help
You charged $1,000 on a credit card and it has an interest rate of
15% APR. If you make no payments on the card for one month, how much is your TOTAL BALANCE?
1. $150
2. $850
3. $1,015.50
4. $1,012.50
Answer: 4; $1,012.50
Explanation:
The formula to calculate the interest charged on a credit card balance is:
Interest = (Balance * APR) / 12
Where,
Balance = $1,000
APR = 15%
So,
Interest = ($1,000 * 15%) / 12 = $12.50
Therefore, after one month, the total balance on the credit card would be $1,000 + $12.50 = $1,012.50.
An economy car costs $95 per week. Extra days cost $24 per day until the rate exceeds the weekly rate, in which case
the weekly rate applies. Find the cost C of renting an economy car as a function of the number x of days used, where
7≤x≤ 14.
The cost C of renting an economy car as a function of the number x of days used, where 7≤x≤ 14 is C(x) = $24x (if x < 7) and C(x) = $95 + $24(x - 14) (if x > 14).
What do you mean by function?A function is a mathematical concept that associates each element of a set (called the domain) with exactly one element of another set (called the codomain). The function takes inputs from the domain and assigns to each input a unique output from the codomain.
Functions can be represented in various ways, including by a graph, an equation, or a table of ordered pairs. A function is often denoted by f(x), where x is an element of the domain and f(x) is the corresponding output, or value, in the codomain.
Functions are widely used in mathematics and science to model real-world situations and describe relationships between variables. They can be used to calculate values based on input, to make predictions, and to model complex systems.
Let's call the cost of renting an economy car for x days "C". If x is less than 7, the cost will be $24 per day. If x is between 7 and 14, the cost will be $95 per week. If x is greater than 14, the cost will be $95 per week plus any extra days over 14.
So, the function for the cost of renting an economy car as a function of the number of days used (x) is:
C(x) = $95 (if x >= 7 and x <= 14)
C(x) = $24x (if x < 7)
C(x) = $95 + $24(x - 14) (if x > 14)
Note: This assumes that the cost of the extra days is $24 per day.
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Question 5 of 10 Which of these groups of values plugged into the TVM Solver of a graphing calculator will return the same value for PV as the expression ($415)((1+0.003)24 - 1) ? (0.003)(1+0.003)24 OA. N=24; 1%-0.3; PV = ; PMT=-415; FV=0; P/Y=12; C/Y=12; PMT:END B. N=24; 1%-3.6; PV = ; PMT=-415; FV=0; P/Y=12; C/Y=12; PMT:END OC. N=2; 1%-0.3; PV = ; PMT=-415; FV=0; P/Y=12; C/Y=12; PMT:END ↓ OD. N=2; 1%-3.6; PV = ; PMT=-415; FV=0; P/Y=12; C/Y=12; PMT:END SUBMIT
Answer:
Option B. N=24; 1%-3.6; PV = ; PMT=-415; FV=0; P/Y=12; C/Y=12; PMT:END
Step-by-step explanation:
The TVM (Time Value of Money) Solver on a graphing calculator is used to calculate the present value (PV) of an investment. The input values for the solver include the number of periods (N), the interest rate (I%), the present value (PV), the payment (PMT), the future value (FV), the payment frequency per year (P/Y), and the compounding frequency per year (C/Y). In this case, the expression ($415)((1+0.003)24 - 1) is equivalent to the future value of an investment that receives a payment of $415 every period for 24 periods, with an interest rate of 0.3% per period. By plugging in N=24, I%=3.6, PV=0, PMT=-415, FV=0, P/Y=12, and C/Y=12 into the TVM Solver with PMT as the payment type, the same value for PV will be returned as the expression ($415)((1+0.003)24 - 1).
Shakil placed an order for 15000 bales of cotton at USD 6.85 per bale .how much MVR does he need to make the payment ?
Answer:
Step-by-step explanation:
hi do you want me to answer this for you? Because I can.
olve the following. Show all calculat n autumn, 120 leaves fell from a tree over a period of 4 hours. How many leaves fell in one hour at the same rate?
Answer:
30 leaves in one hour
Step-by-step explanation:
[tex]\frac{120}{4}=30[/tex]
5. Which of the inequalities describes the graph below?
Option D is the answer.
There are multiple ways to go about this problem, but I'll go over the simplest approach.
From the graph, the line contains the points (0,4), (1,3), (2,2), etc. Calculating for the slope using any of these two points (using rise/run) reveals that the line has a slope of -1.
Out of all four options, option D is the only option that has a slope of -1 as seen by the slope-intercept form [tex]y=mx+b[/tex]. Solving for the inequality entirely provides the same result.
Let me know if you have any questions, thanks!
please help me determine whether y is a function of x and if the function is one-to-one
A flagpole casts a shadow that is 16 feet long. At the same time, a person standing nearby who is 5 feet 6 inches tall casts a
shadow that is 44 inches long. How tall is the flagpole?
Answer:
32ft
Step-by-step explanation:
Let's convert both the height of the person and the length of their shadow to feet so we can make a comparison.
1 foot = 12 inches
So the person's height in feet is:
5 feet + 6 inches / 12 inches/foot = 5.5 feet
The rule applied here is the concept of similar triangles. If the shadow of the person and the shadow of the flagpole are in the same proportion to their respective heights, then the two triangles formed by their heights and shadows are similar triangles. This means that the ratio of their heights to their shadow lengths is constant.
So, we can set the ratio of the person's height to their shadow length equal to the ratio of the flagpole's height to its shadow length and solve for the flagpole's height. This is done using the formula:
(person's height) / (person's shadow length) = (flagpole's height) / (flagpole's shadow length)
This is known as the proportionality rule, which states that two similar figures have the same ratios of corresponding sides.
Now, we have:
5.5/44 inches = x/16 feet
Cross multiplying, we get:
5.5 * 16 = x * 44
Solving for x:
x = 5.5 * 16 / 44
x = 32 feet
Therefore, the height of the flagpole is 32 feet.