Solving for Unknown Word Problems

How many packages of diapers can you buy with $40 if one package costs $8? 

• 48
• 32
• 320
• 5

Last Friday Trevon had $29. Over the weekend he received some money for cleaning the attic. He now has $41. How much money did he receive? 

• $70
• $12
• $1189
• $1.41

Last week Julia ran 30 miles more than Pranav. Julia ran 47 miles. How many miles did Pranav run? (What is the unknown and what would be the equation?)

• 77 miles
• 17 miles
• 1410 miles
• 1.5 miles

After paying $5.12 for a salad, Norachai has $27.10. How much money did he have before buying the salad? 

• $32.22
• $21.98
• $138.75
• $5.29

Mary earns $14 per hour. How many hours did she work to earn $112? 

• 126 hours
• 98 hours
• 1568 hours
• 8 hours

Deanne worked 25 hours this week. That was 3 hours less than she worked last week. How many hours did she work last week? 

• 28
• 22
• 75
• 8.3

My brother is 2 years older than I am. He is 18 years old. How old am I?  

• 20
• 16
• 36
• 9

Todd caught three times as many fish this year than last year. He caught 63 fish this year. How many fish did he catch last year? 

• 66
• 60
• 189
• 21

In 2010, a tree was 8 feet tall. In 2011 the tree was 14 feet tall. How many feet did the tree grow?

• 22
• 6
• 112
• 1.75

Sally bought three candy bars for a total of $18.00. How much did each candy bar cost? 

• $6
• 16 cents
• $15 
• 15 cents