Multiplicative Scaling

Caleb takes six times longer to to clean his room than it takes his friend, John. If it takes John ten minutes to clean his room, how long does it take Caleb?

• 60 minutes (1 hour)

• 16 minutes

• 30 minutes (a half hour)

• 15 minutes (a quarter of an hour)

Ms. Sanchez sends out 42 emails a week. That is 6 times as many emails as Mrs. Zamora sends out. Mrs. Zamora made a model to show the number of emails they send out. Which equation represents how to find the value of n?

• 6 x 42 = n

• n + 6 = 42

• 6 x n = 42

• 42 + 6 = n

Jill is four times as tall as Danny.  Danny is five feet tall. How tall is Jill?

• 5 x 4 = 20

• 20= 4 x 5

• 4 x 5 = 20

• 20 = 5 x 4

Five times as many as seven is thirty-five

• 5 x 7 = 35

• 35 = 5 x 7

• 5 + 7 = 35

• 35 = 5 + 7

452 x 1000 = _____

305 x 3

• 915

• 905

• 615

• A

• B

• C

• D

• E

• A

• B

• C

• D

• A

• B

• C

• D

• A

• B

• C

• D

• E