ABLE Problem Solving 2

Question 1

A store sells notebooks for $3 each. If a student buys 4 notebooks and pays with a $20 bill, how much change should they receive?

Accepted Answer

$8

Answer

4 notebooks × $3 = $12; $20 − $12 = $8 change.

Question 2

A bus departs at 9:15 AM and arrives at 11:45 AM. How long is the trip?

Accepted Answer

2 hours 30 minutes

Answer

From 9:15 AM to 11:45 AM is exactly 2 hours and 30 minutes.

Question 3

If a recipe requires 2½ cups of flour for 12 cookies, how many cups are needed to make 36 cookies?

Accepted Answer

7½ cups

Answer

36 ÷ 12 = 3; 3 × 2½ = 7½ cups.

Question 4

A tank holds 120 gallons of water. A pump drains it at 8 gallons per minute. How many minutes will it take to empty the tank?

Accepted Answer

15

Answer

120 ÷ 8 = 15 minutes to empty the tank.

Question 5

Maria scored 78, 85, 90, and 83 on four tests. What is her average score?

Accepted Answer

84

Answer

(78 + 85 + 90 + 83) ÷ 4 = 336 ÷ 4 = 84.

(ABLE) Assessment Board for Language Examinations Practice Test