Page 292 - Basic College Mathematics with Early Integers

CHAPTER 3 REVIEW 269

5 1 6 7 3 2 1 1
105. 1 # 3 106. 3 # 1 107. 6 , 1 108. 5 , 2
8 5 11 13 4 7 2 11
Exact: Exact:
Estimate: Estimate:

1 1
109. A truck traveled 341 miles on 15 gallons of gas. 110. There are 7 grams of fat in each ounce of
2 3
How many miles might we expect the truck to hamburger. How many grams of fat are in a
travel on 1 gallon of gas? 5-ounce hamburger patty?

Find the unknown measurements.

111. 18√ inches 112. q yard

E yard
1
1 yard
30
10≈ inches
? ? 1Í yard
?
8
1 yard
15

Perform the indicated operations.

1 3 7 7 1 7 1 # 3
113. -12 + a -15 b 114. 23 - 24 115. -3 , a -2 b 116. -2 1
7 14 8 10 5 10 4 4

Mixed Review

Perform indicated operations.Write each answer in simplest form. Estimate where indicated.

7 2 6 5 18 2 9 1
117. # 118. # 119. , 120. ,
8 3 15 8 5 5 2 3

5 3 3 1 2 1 5 2
121. - 122. - 123. + 124. +
12 12 10 10 3 4 11 55

1 2 2 1 7 1 3 1
125. 4 # 2 126. 5 # 2 127. , 1 128. 1 ,
6 5 3 4 2 2 5 4
Exact: Exact:
Estimate: Estimate: