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Name ______________________________________________ Date _______________
Math Homework Quiz - Week 16 Due 1/22
ANSWERS
ANSWERS
Find the GCF
9. 27:100 30% 7/20
1. 24 and 30
a. 7/20 , 30%, 27:100
b. 27:100, 30%, 7/20
a. 2
c. 7/20, 27:100, 30%
b. 6
d. 30%,7/20, 27:100
c. 12
d. 8
10. Write the rule given from the tables below.
2. 255, 75
a. 15
b. 5
x
y
a. y = 2x – 1
c. 25
b. y = -2x + 3
1
1
d. 75
c. y= -1x + 1
Find the LCM
2
-1
d. y = x2 - 2
3. 3 and 17
3
-3
a. 34
4
-5
b. 170
5
-7
c. 17
d. 51
4. 20 and 35
a. 140
b. 60
c. 200
d. 80
Simplify
11.
5. h3(h7)
a. h10
a. y = 5x - 4
x
y
b. h21
b. y = -4x – 4
0
-4
c. h9
c. y = -5x – 4
1
-9
d. h-10
d. y = 4x – 4
2
-14
6. (a4)3
a. a12
3
-19
b. a7
4
-24
c. a5
d. a64
7. (a4h2)2
a. ah12
b. a8h4
c. a4h4
d. ah16
Order each from least to greatest
8. 1 5% 1:25
15
a. 5%, 1:25, 1/15
b. 1/15, 5%, 1:25
c. 1:25, 5%, 1/15
d. 1:25, 1/15, 5%
12. Which of the following is equivalent to the
expression below?
2 3

3 4
a. 2
c.
4
3 3
b. 2 4
3 3

2 4
d.


3 3
3 3

2 4
ANSWERS
ANSWERS
13. Currently, Irina exercises a total of 135 minutes during each week. She is planning to begin the following new exercise
program.


The exercise program will last 6 weeks.
During each week of the program, she will exercise 15 minutes more than she exercised the previous week.
a. In the table, week 0 shows the number of minutes per week Irina exercised before she started the new program. Complete your table to
show the number of minutes that Irina will exercise during each of the 6 weeks if she follows her new exercise program
Minutes of Exercise During
Each Week
Weeks(w)
Number of
Minutes (n)
0
135
1
2
3
4
5
6
b. For the data shown in the table, write an equation that shows the relationship between w and n.
c. Based on the equation you wrote in part (b), what is the total number of minutes Irina will exercise in week 20 if she continues
her exercise program beyond 6 weeks? Show or explain how you got your answer.
14. True/False
An integer is a rational number. Explain why or
why not.
17. Which property of real numbers is illustrated by
the equation -7 + 7 = 0?
15. True/False
A Rational Number is also an Integer. Explain why
or why not.
18. Sabrina computes the value of 7(103) in her
head by thinking, 7(100) + 7(3). Which number
property is she using?
16. Identify the Natural Number. Explain
your reasoning.
a. 5/3
b. 7.13
c. 8/4
d. 0
19. Which property of real numbers is illustrated by
the equation
52 + (27 + 36) = (52 + 27) + 36
a.
b.
c.
d.
Distributive
Associative
Commutative
Substitution