Test Review: Module 3, Lessons 15-16

Janet buys 9 movies. Each movie costs $5. What is the total cost of the movies? Use a letter to represent the unknown.

• 9x5=m, m=45

• 9x5=m, m=54

• 9xm=5, m=45

Josh pours 36 milliliters of water equally into 9 jugs. How many milliliters of water does he pour into each jug? Use a letter to represent the unknown.

• $9\div36=n,\ n=4$

• $n\div36=9,\ n=4$

• $36\div9=n,\ n=4$

Mr. Morton shares one roll of bulletin board paper equally among 3 teachers. If the roll of paper is 27 yards long, how many yards of bulletin board paper does each teacher get? Use a letter to represent the unknown.

• $3\div27=b,\ b=9$

• $27\div3=b,\ b=9$

• $b\div27=3,\ b=9$

Jim and Kyle share the cost of a meal with 4 friends. If the total cost of the meal is $54, how much did each person have to pay?

• $9

• $6

• $54

Julie cuts 9 pieces of ribbon. Each ribbon is 8 inches long. What is the total length of the 9 pieces of string?

• 81

• 90

• 72

6 x 0 =

___ x 9 = 9

 $7\div7=$  

• 1

• 7

• 0

 $0\times n=9$  

• true

• false

 $n=1\times n$  

• true

• false