Page 103 - Basic College Mathematics with Early Integers

FOR EXTRA HELP
1.8 Exercise Set

Objective Solve. Exercises 1, 2, 11, and 12 have been started for you. See Examples 1 through 4.

1. 41 increased by 8 is what number? 2. What is 12 multiplied by 9?
Start the Solution: Start the Solution:
1. UNDERSTAND the problem. Reread it as many 1. UNDERSTAND the problem. Reread it as many
times as needed. times as needed.
2. TRANSLATE into an equation. (Fill in the 2. TRANSLATE into an equation. (Fill in the
blanks below.) blanks below.)

increased what multiplied
41 8 is what is 12 9
by number by
∂ ∂ ∂ ∂ ∂ ∂ ∂ ∂ ∂ ∂
what what
41 8 12 9
number number
Finish with: Finish with:
3. SOLVE 3. SOLVE
4. INTERPRET 4. INTERPRET
3. What is the quotient of 1185 and 5? 4. 78 decreased by 12 is what number?
5. What is the total of 35 and 7? 6. What is the difference of 48 and 8?

7. 60 times 10 is what number? 8. 60 divided by 10 is what number?
9. A vacant lot in the shape of a rectangle measures 10. A parking lot in the shape of a rectangle measures
120 feet by 80 feet. 100 feet by 150 feet.
a. What is the perimeter of the lot? a. What is the perimeter of the lot?
b. What is the area of the lot? b. What is the area of the parking lot?

100 feet
80 feet

120 feet
150 feet
11. A family bought a house for $185,700 and later sold 12. Three people dream of equally sharing a $147
the house for $201,200. How much money did they million lottery. How much would each person
make by selling the house? receive if they have the winning ticket?
Sart the Solution: Start the solution:
1. UNDERSTAND the problem. Reread it as many 1. UNDERSTAND the problem. Reread it as many
times as needed. times as needed.
2. TRANSLATE into an equation. (Fill in the 2. TRANSLATE into an equation. (Fill in the
blanks below.) blanks below.)
money selling purchase each person’s lottery divided number
is minus is
made price price share amount by of person’s
∂ ∂ ∂ ∂ ∂ ∂ ∂ ∂ ∂ ∂
money each person’s
made = - share = , Copyright 2012 Pearson Education, Inc.
Finish with: Finish with:
3. SOLVE 3. SOLVE
4. INTERPRET 4. INTERPRET
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