Name: 
 

Chapter 7 - Review


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Write the word sentence as an equation.
 

 1. 
The sum of a number y and 4 is equal to 8.
a.
y + 8 = 4
c.
y + 4 = 8 + 4
b.
y + 4 = 8
d.
4 + 8 = y
 

 2. 
The quotient of a number t and 4 equals 8.
a.
t mc002-1.jpg 4 = 8t
c.
4 mc002-3.jpg t = 8
b.
t mc002-2.jpg 8 = 4
d.
t mc002-4.jpg 4 = 8
 

 3. 
20 equals 13 added to a number a.
a.
20 = 13 + a
c.
a + 20 = 13
b.
20 + 13 = a
d.
20 = 13 mc003-1.jpg a
 

 4. 
A number z minus 3 equals 10.
a.
z mc004-1.jpg 10 = 3
c.
10 mc004-3.jpg z = 3
b.
10 mc004-2.jpg 3 = z
d.
z mc004-4.jpg 3 = 10
 
 
Solve the equation.  Check your solution.
 

 5. 
mc005-1.jpg
a.
7.2
c.
2.2
b.
9.2
d.
6.9
 

 6. 
mc006-1.jpg
a.
109
c.
43
b.
42
d.
92
 

 7. 
mc007-1.jpg= 14
a.
mc007-2.jpg
c.
11
b.
42
d.
28
 

 8. 
88 = mc008-1.jpg
a.
11
c.
80
b.
704
d.
792
 

 9. 
mc009-1.jpg
a.
21
c.
40
b.
80
d.
64
 

 10. 
mc010-1.jpg
a.
1
c.
6
b.
9
d.
11
 

 11. 
mc011-1.jpg
a.
65
c.
80
b.
53
d.
5
 
 
Write and solve an equation to find the missing dimension of the figure. Check your solution.
 

 12. 
Circumference = 31.4 mm
mc012-1.jpg
a.
15 mm
c.
98.6 mm
b.
10 mm
d.
5 mm
 

 13. 
Area = 18 mimc013-1.jpg   mc013-2.jpg
a.
12 mi
c.
9 mi
b.
6 mi
d.
4.5 mi
 

 14. 
Area = 112 square units
mc014-1.jpg
a.
42 units
c.
9 units
b.
8 units
d.
14 units
 

 15. 
Area = 378 square units
mc015-1.jpg
a.
27 units
c.
14 units
b.
162 units
d.
15 units
 
 
Write and solve an equation to find the missing dimension of the rectangular prism. Check your solution.
 

 16. 
Volume = 39,200 mmmc016-1.jpgmc016-2.jpg
a.
56 mm
c.
570 mm
b.
57 mm
d.
560 mm
 

 17. 
Volume = 780 mmmc017-1.jpgmc017-2.jpg
a.
7 mm
c.
65 mm
b.
4 mm
d.
12 mm
 

Other
 

 1. 
Extended Response  You start Level 1 of a video game as your friend begins downloading 126 songs to an MP3 player. Each song takes about the same amount of time to download. You finish half of the levels of your video game by the time half the songs download. You complete only one more level by the time the song downloads finish. It takes you 40 more minutes to complete the two remaining levels. Your total time on the video game is 70 minutes.
a.   Is there enough information to find the download time per song? Explain.
b.   Is there enough information to find how many songs downloaded by the time you finished Level 3? Explain.
c.   Is there enough information to find how many songs downloaded while you worked on Level 2? Explain.
 



 
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