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Chapter 15

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Divide. Use patterns.
 

 1. 

490 mc001-1.jpg 7
a.
7
c.
700
b.
70
d.
0.7
 
 
Solve. Use the work backward strategy to find the answer.
 

 2. 

It took Mona 30 minutes each way to go to and return from the library. She studied there for 2 hours. She got home at 7 o’clock. At what time did Mona go to the library?
a.
4:00
c.
5:00
b.
4:30
d.
6:00
 

 3. 

Liam is 5 years older than Caroline. Adam is 2 years younger than Liam. Caroline is 8 years old. How old is Adam?
a.
8
c.
7
b.
13
d.
11
 

 4. 

The teacher gave Colton and Mia some twigs to make a model of a beaver dam each. Colton uses half the number of twigs Mia uses. Mia uses 26 twigs. Now there are 3 twigs left. How many twigs did the teacher give Colton and Mia to make their models of beaver dams?
a.
13 twigs
c.
39 twigs
b.
26 twigs
d.
42 twigs
 

 5. 

Gerald made goody bags to give to each of his friends at his birthday party. Gerald gave 2 more goody bags to the boys than to the girls. He gave 9 goody bags to the girls. Gerald has 2 goody bags left. How many goody bags did he make for his birthday party?
a.
11
c.
13
b.
22
d.
20
 

Short Answer
 
 
Divide. Use patterns to solve.
 

 6. 

In a fishing contest, each of the 5 participants is given the same number of worms and pieces of squid to use as bait. If a total of 250 worms and 200 pieces of squid is given, how much of each kind of bait did each participant receive?
 

 7. 

Myriam and Kay work at the aquarium 9 months out of the year. Myriam works 1,800 hours. Kay works 10 fewer hours a month than Myriam. If Myriam works the same number of hours each month, how many hours do Myriam and Kay each work each month?
 

 8. 

A group of 7 Koala bears eat a total of 420 bamboo leaves and 210 bamboo sticks. If each Koala eats the same number of leaves and the same number of sticks, how many more bamboo leaves than bamboo sticks does each Koala eat?
 

 9. 

A recycling company prepares 3,000 aluminum cans and 1,200 glass bottles to be recycled in 3 hours. If an equal number of cans and an equal number of bottles are prepared in one hour, how many more aluminum cans than glass bottles are prepared to be recycled each hour?
 

 10. 

The Garces family uses an average of 400 gallons of water each day. If there are 5 members in the Garces family, and each family member uses the same amount of water each day, what is the average amount of water each family member uses? How many gallons of water a day will each member use if one member of the family goes away to college and the same amount of water is still being used?
 



 
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