Answer:
b.) yes, because each employee's social security number is unique and will be paired with just one salary
Step-by-step explanation:
each employees social security number will be different, but there will be more than one employee with one salary but the employee could be find by the social security number
Identify the sentence that does not belong with the other three. Explain. x+12=12+x, 7h=h.7, 1+a=a+1, (2j)k=2(jk)
Answer:
is 764
Step-by-step explanation:
beacuse it has 764 and i dont konw the rest
Rubi works at a party-planing company and makes $7.50 per hour. Her weekly paycheck also inclides a $5 bonus for every party she schedules. Her $265 paycheck last week was for 30 hours. How many parties did she schedule? Explain how you found you're answer.
Answer:
8 parties
Step-by-step explanation:
First, find how much of her paycheck was from working 30 hours:
7.50(30)
= 225
Then, subtract this from 265, to find how much money was from bonuses:
265 - 225
= 40
To find how many parties she scheduled, divide 40 by 5, since each party she schedules gives her a $5 bonus:
40/5
= 8
So, she scheduled 8 parties
Christopher was out at a restaurant for dinner when the bill came. To find the total plus tip he multiplied the cost of the meal by 1.22. what percent tip did he leave?
Answer:
75%
Step-by-step explanation:
The Hoffman family has bought one pizza on Friday night every week for the last 10 years.
How many pizzas have they bought on Friday nights?
Answer:
520
Step-by-step explanation:
Answer ASAP please ?
Answer:
f(x)= (x+2)²
= x²+4+2x
then f(3) = 3²+4+2*3
= 9+4+6
add up the sum and here's your ans
Susan made 168 cupcakes and gave some to her 21 students.
She then had 1/2 of her cupcakes left. On average, how many
cupcakes did she give to each of the 21 students?
Answer:
4
Step-by-step explanation:
__ = 4
22 8
Anybody know???
Match each statement (term) with its value in relation to 0 (definition).
Match
Term
Definition
A building is 38 feet tall.
A) -8.3
B)-27
The scuba diver was 38 feet below
sea level.
C) 2.7
The basement is 8.3 feet below
ground.
Oliver owes his sister $27.
D) 38
Erica jumped 2.7 feet above ground. E) -38
Answer:
it is in this order
Step-by-step explanation:
D E A B C your welcome! and good luck
When the transformation (x,y) → (x + 10, y + 5) is
performed on point A, its image, point A', is on the origin
What are the coordinates of A? Justify your answer.
Answer:
its 3.05
Step-by-step explanation:
The coordinates of A will be at (-10, -5) when the transformation (x,y) → (x + 10, y + 5) is performed on point A.
Given the coordinate of the resulting image after the transformation is A'(0, 0). We need to get the coordinate of the original image A.
Since the transformation (x,y) → (x + 10, y + 5) is performed on A.
A = (0 - 10, 0 - 5)
If we are going from the pre-image to the image, we will translate to the left and downwards
A = (-10, -5)
Hence the coordinates of A will be at (-10, -5)
Learn more here:
I'm confused on this problem 2/3x-1=5
Answer:
x=9
Step-by-step explanation:
2/3x-1=5
Add 1 to each side
2/3x-1+1= 5+1
2/3x = 6
Multiply each side by 3/2
2/3x*3/2 = 6*3/2
x = 9
Answer:
x=9
Step-by-step explanation:
You add one to both sides, multiply 3 to both sides (to further isolate x), and then divide by 2 on both sides. When you substitute back in, both sides of the equation are equal to each other.
What products are defined for these matrices?
Drag the operation to the boxes to correctly complete the table.
Answer:
Product is defined [tex]{}[/tex]
(ML, MP, NM, PQ, PL, LP, MQ, LQ)
Product is not defined
(LM, PM, MN, QP, QM, NQ, QN, NL, LN, NP, PN, QL)
Step-by-step explanation:
During multiplication of matrices, the number of columns of the first matrix must be equal to the number of rows of the second matrix it is multiplying.
Therefore, we can only multiply a m×n matrix to a n×c matrix as follows;
We can only multiply (m×n)·(n×c) → Product is defined
We can not multiply (n×c)·(m×n) →∞ Product is not defined.
Figure ABCDE was reflected across the line y = x to create figure A'B'C'D'E'. What are the coordinates of the pre-image of E'?
Answer:
-2, 6
Step-by-step explanation:
if Figure ABCDE was reflected across the line y = x to create figure A'B'C'D'E' then (6, -2) are the coordinates of the pre-image of E'.
What is Graph?Graph is a mathematical representation of a network and it describes the relationship between lines and points.
Graph transformation is the process by which an existing graph, or graphed equation, is modified to produce a variation of the proceeding graph.
It's a common type of problem in algebra, specifically the modification of algebraic equations.
ABCDE was reflected across the line y = x to create figure A'B'C'D'E'.
The coordinates of the pre-image of E' are (6, -2)
Hence, coordinates of the pre-image of E' are (6, -2)
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Which number is a multiple of 9?
A:109
B:3
C:27
D:89
Answer:C
Step-by-step explanation:
9 x 3 = 27
find the smallest number by which 339 must be multiplied so that the product is a perfect cube. also find the cube root of the perfect cube so obtained
Answer:
The smallest number is 114921 and the cube root of the result is 339
Step-by-step explanation:
The number 339 can be factored as:
339 = 3 * 113
Both factors are prime, thus to produce a perfect cube, we must multiply by each factor to the power of 2, that is:
3^2*113^2=114921
When we multiply 339 by 114921 we get 38958219, a perfect cube which cube root is 339.
Thus, the smallest number is 114921 and the cube root of the result is 339
Why is it better to use the metric system, rather than the English system, in scientific measurement?
The English system uses one unit for each category of measurement.
The metric system uses one unit for each category of measurement.
The English system uses consistent fractions that are multiples of 10.
The metric system utilizes a variety of number conversions.
Answer:
b
Step-by-step explanation:
It is better to use the metric system, rather than the English system, in scientific measurement because,
The metric system uses one unit for each category of measurement.
What is a metric system?A system of measurements is called the metric system. It is employed in calculations and research across the globe.
Measurements for length include millimeters (mm), decimeters (dm), centimeters (cm), meters (m), and kilometers (km).
A foot equals 30.48 cm, however, a popular 30 cm rule measures every 1 cm, therefore the metric system also provides more exact measurements.
The English system is in fact based on the metric system because they look for reference materials to get the measurements.
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7d Ꮞd - 3d = Ꮞ0
Pleasee✌
Answer:
it is 5
Step-by-step explanation:
7d+4d-3d=40
7d+1d=40
8d=40
40/8=x
x=5
if it was addition
Convert 3,200,000 to scientific notation.
3.2 ⋅ 106
3.2 ⋅ 105
3.2 ⋅ 10−6
3.2 ⋅ 10−5
help me, please cause I'm stuck
Answer:4.03 x 10^4
Step-by-step explanation:
9(m +5) - 3(m - 2) = 8m + 31
Answer:
m=10
Step-by-step explanation:
Answer:
m=10
Step-by-step explanation:
9(m+5)−3(m−2)=8m+31
Step 1: Simplify both sides of the equation.
9(m+5)−3(m−2)=8m+31
9m+45+−3m+6=8m+31
(9m+−3m)+(45+6)=8m+31(Combine Like Terms)
6m+51=8m+31
Step 2: Subtract 8m from both sides.
6m+51−8m=8m+31−8m
−2m+51=31
Step 3: Subtract 51 from both sides.
−2m+51−51=31−51
−2m=−20
Step 4: Divide both sides by -2.
m=10
Hope this helps girly!!
There are 4 white and 8 red roses in a bouquet. Find the ratios.
1b). The ratio of the numbers of red roses to the number of all roses
Answer:
1a) 1:2
1b) 2:3
Step-by-step explanation:
1a) 4:8 = 1:2
1b) 4 white and 8 red means 12 total so ratio for red would be 2:3
Answer:
1 ÷ 22 ÷ 3Step-by-step explanation:
Given4 white and 8 red rosesTo findRatios of rosesSolutionRatio of white roses to red roses
4 ÷ 8 = 1 ÷ 2Ratio of red to all
Sum of roses
4 + 8 = 12Ratio
8 ÷ 12 =2 ÷ 3In 2011 the population in the United States was 3.1 x 108 . The population in Canada was 3.38 x 107 . Find the total population of these countries. Write your answer in scientific notation.
Answer:
3.348 × 10^2 US
3.6166 × 10^2 CA
Step-by-step explanation:
3.1 x 108= 3.348 × 10^2 US
3.38 x 107= 3.6166 × 10^2 CA
Solve:
-x/6 + 3 =8
2/7(x) = 10
-10x = -100
Answer:
-x/6 + 3 =8
x = -30
2/7(x) = 10
x = 35
-10x = -100
x = 10
Find the median for the following data set: 11, 13, 17, 11, 10, 15, 11, 12, 13, 15
O 125
O 12
O 13
O 13.5
Answer:
A, 12.5
Putting them in order was this:
10, 11, 11, 11, 12, 13, 13, 15, 15, 17
and the median is between 12 and 13, which is 12.5
(Hope that helps you. ^^)
Suppose a basketball player has made 291 out of 389 free throws. If the player makes the next 2 free throws, I will pay you $38. Otherwise you pay me $50. Step 1 of 2 : Find the expected value of the proposition. Round your answer to two decimal places. Losses must be expressed as negative values.
Answer:
The expected value of the proposition is -$0.76.
Step-by-step explanation:
It is provided that a basketball player has made 291 out of 389 free throws.
Then rate of him making a free throw is,
[tex]P(\text{free throw})=\frac{291}{389}=0.7481[/tex]
The probability that he makes the next 2 free throws is:
[tex]P(\text{Next 2 free throws})=(0.7481)^{2}=0.5596[/tex]
The payout rules are:
If the player makes the next 2 free throws, I will pay you $38. Otherwise you pay me $50.Compute the expected value of the proposition as follows:
Expected value = $38 × P (Makes both) + (-$50) × P (Misses both)
[tex]=($38\times 0.5596)+(-$50\times (1-0.5596))\\=21.2648-22.02\\=-0.7552\\\approx -$0.76[/tex]
Thus, the expected value of the proposition is -$0.76.
HELP PLZ RN<3
which graph displays a rate of change of 2.5?
Answer:
The second graph.
Step-by-step explanation:
The first graph has a negative slope, so that can't be the right answer.
The last graph isn't steep enough to show a rate of 2.5.
This leaves us with the middle graph which is correct.
the population of China is about 1.4 x 10 to the power of 9 people. Julie grew up in a town with a population of about 7,000 people. How many times greater is the population of China than Julie's hometown? Please answer this in scientific notation.
Answer:
2 x 10⁵ is the answer I believe.
Answer:
2 x 10^5Step-by-step explanation:
Given
Population of China = 1.4 x 10^9Population of town = 7000 = 7 x 10^3The difference in population
1.4 x 10^9 / 7 x 10^3 = 14 x 10^8 / 7 x 10^3 =2 x 10^5UPS charges $7 for the first pound, and $0.20 for each additional pound. FedEx charges $5 for the first pound and $0.30 for each additional pound.
How many pounds, p, will it take for UPS and FedEx to cost the same? What is the cost? Write and solve an equation to show your work.
Answer:19.5
Step-by-step explanation:
7+7=14
14+0.20=14.2
14.2+5=19.2
19.2+0.30=19.5
Your answer is:19.5
What integer represents the total charge of 7 electrons?
the integer that represents the total charge of 7 electrons is -1.The total charge of electrons is given by the formula:
total charge = number of electrons x charge of each electron
what are electrons ?
Electrons are subatomic particles that carry a negative electric charge. They are one of the fundamental particles that make up atoms, along with protons and neutrons. Electrons are found in shells or energy levels that surround the atomic nucleus
In the given question,
The total charge of electrons is given by the formula:
total charge = number of electrons x charge of each electron
The charge of an electron is a fundamental constant, which is equal to -1.602 x 10⁻¹⁹ Coulombs. Therefore, the total charge of 7 electrons can be calculated as:
total charge = 7 x (-1.602 x 10⁻¹⁹) C
total charge = -1.1214 x 10⁻¹⁸ C
Note that the charge of an electron is negative because it has an opposite charge to the positively charged protons in an atom. Therefore, the total charge of 7 electrons is also negative. To express this charge as an integer, we need to convert it to scientific notation and round to the nearest whole number. Rounding to the nearest whole number gives:
total charge = -1 x 10⁻¹⁸ C
Therefore, the integer that represents the total charge of 7 electrons is -1.
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(pls i need help fast i know nothing about football )The Red team score the following number of points in their last 5 games, 36 points, 30 points, 24 points, 12 points, and 18 points.
What is the mean (average) number of points they scored each game.
a
32 points
b
30 points
c
24 points
d
18 points
Answer:
c
Step-by-step explanation:
You add up all of the points and divide by 5.
Determine if the two fraction are equivalent, 65/4, 13/2
Answer:
The fractions are not equivalent. If you cross multiply 65 x 2 = 130 and 4 x 13 = 52. 130 > 52. Set them as a proportion. [tex]\frac{65}{4} = \frac{13}{2}[/tex]
They are not equal.
For 65/4 you cannot divide it by 2 and then get 13/2. You would get 32.5/2.
32.5/2 is not equal to 13/2
hope this helps :)