Chapter 5 Review

Mariska was decorating her room.  She arranged 63 pictures on a wall in the shape of a rectangle.  How many rows of tiles could be on the wall? 

• 2
• 5
• 6
• 9

During math class, the teacher asked if 6 is a prime or a composite number.  How should the class answer?

• 6 is prime
• 6 is composite
• 6 is neither prime nor composite
• 6 is both prime and composite 

Elijah uses 17 connecting cubes to make a model of a kitchen.  The model is a rectangle and is one cube high.  How many different ways could Elijah make the model of the kitchen?

• 0
• 1
• 3
• 17

In a math game, Rob reads four statements about the number 51.  He has to pick the true statement to win the game.  Which statement should Rob choose? 

• 51 is divisible by 2
• 51 is divisible by 3
• 51 is divisible by 5
• 51 is a prime number

Janice spent $54 to buy some pairs of pants.  Each pair of pants cost the same whole-dollar amount.  How many pairs of pants could she have bought? 

• 3
• 4
• 5
• 7

Ms. Ayers wrote a bonus problem on the board.  The problem is to write a statement that correctly relates the numbers 5 and 10.  Which should Jason write? 
*Which is true about the numbers 5 & 10?

• 5 is a multiple of 10
• 10 is a factor of 5
• 10 is a common multiple of 5 and 10
• 15 is a common multiple of 5 and 10

Caitlin's teacher wrote a row of numbers with a pattern on the board:
75, 68, 70, 63, 65, 58, 60
What is the rule for the pattern? 

• add 2, subtract 7
• add 5, subtract 2
• subtract 7, add 2
• subtract 2, add 5

Miles has a train collection with 36 engines, 72 boxcars, and 18 cabooses.  He wants to arrange the train cars in equal rows, with only one type of train car in each row.  How many can he put in each row?  *Common multiples*

• 1 or 18
• 1, 2, 9, or 18
• 1, 2, 3, 6, 9, or 18
• 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, or 72

A store in Roger's neighborhood sells boxes of pencils that have 3 pencils in each box.  Roger bought several boxes of pencils at the store.  Which could be the number of pencils he bought? 
*Multiples of 3*

• 16
• 21
• 25
• 32

Roberto wrote the number 60.  If the rule is subtract 3, what is the fifth number in Roberto's pattern? 

• 75
• 72
• 48
• 45