Module 1 Topic 2 Review

Module 1 Topic 2 Review

Try your best! We will test tomorrow :-D

Multiple Choice

If you want to go from a bigger number to a smaller number, are you scaling up or down?

• Scale Up

• Scale Down

Multiple Choice

If you're going from a smaller number to a bigger number, are you scaling up or scaling down?

• Scale Up

• Scale Down

Multiple Choice

True or False? If you want to go from 4 to 8, you want to SCALE DOWN and multiply by 2.

• True

• False

Multiple Choice

 $\frac{7\ people}{3\ pies}=\frac{?}{21\ pies}$  

• 1 pie

• 1 person

• 49 pies

• 49 people

Multiple Choice

 $\frac{539\ miles}{266\ gallons}=\frac{77\ miles}{?\ gallons}$  

• 38 gallons

• 38 miles

• 1862 gallons

• 1862 miles

Multiple Choice

 $\frac{114\ dollars}{12\ \frac{1}{3}hours}=\frac{684\ dollars}{?}$  

• 19 hours

• 19 dollars

• 74 hours

• 74 dollars

Fractional Form

If you want to convert minutes to hours, divide by 60 mins, and simplify.

Ex: 20 mins -> 20/60 = 1/3 hour

Ex: 30 mins -> 30/60 = 1/2 hour

Ex: 45 mins -> 45/60 = 3/4 hour

Multiple Choice

 $21\ \frac{1}{4}$  gallons of of water come out of a hose in 15 minutes. Write the ratio in fractional form in gallons per hour.

•  $\frac{21\ \frac{1}{2}gallons}{\frac{1}{4\ }hour}$  

•  $\frac{\frac{1}{4}\ gallons}{21\ \frac{1}{2}hour}$  
  

Use this table to answer the next few questions.

Multiple Choice

Using the table, find the charge for 1 hour.

• $8.25

• $11

• $2.75

• $5.50

Multiple Choice

What would be the unit rate for the table?

• $11/hour

• $5.50/hour

• $8.25/hour

• $1/hour

Multiple Choice

If Alex made 18 AU dolls with
 $14\ \frac{1}{2}$  yards of string, how many yards of string does he need for 12 AU dolls?

•  $\frac{18\ AU\ dolls}{14\ \frac{1}{2}\ yards}=\ \frac{?}{12\ dolls}$  

•  $\frac{18\ AU\ dolls}{14\ \frac{1}{2}\ yards}=\ \frac{12\ AU\ dolls}{?}$  

•  $\frac{14\ \frac{1}{2}\ AU\ dolls}{18\ yards}=\ \frac{?}{12\ AU\ dolls}$  

•  $\frac{14\ \frac{1}{2}\ AU\ dolls}{18\ yards}=\ \frac{12\ AU\ dolls}{?}$  

Multiple Choice

If Alex made 18 AU dolls with 14  $\frac{1}{2}$ yards of string, how many yards of string does he need for 12 AU dolls?

•  $21\ \frac{3}{4}$  yards of string

•  $21\ \frac{3}{4}$  dolls

•  $9\ \frac{2}{3}$  yards of string

•  $9\ \frac{2}{3}$  dolls

Multiple Choice

Round 0.45234 to the nearest hundredth.

• 0.452

• 0.453

• 0.46

• 0.45

Multiple Choice

Round 14.937124 to the nearest hundredth.

• 14.93

• 14.94

• 14.937

• 14.937124

Multiple Choice

 $12.39\ \div\ 7\ \frac{1}{3}$  

Round to the nearest hundredth.

• 1.68

• 1.69

• 1.689545

• 1.689

Multiple Choice

 $2\ \frac{2}{7}\ \times3.65$  
Round to the nearest hundredth.

• 8.3428

• 8.343

• 8.35

• 8.34

Multiple Choice

Find the unit rate for a  $8\ \frac{2}{3}$  ounce water bottle that costs $0.99 in cents per ounce.

• $0.08/oz

• $0.07/oz

• $8.58/oz

• 8.58 oz/cents

Multiple Choice

Benjamin drank  $\frac{13}{20}$  gallons of water. How many liters of water did he drink? Round answer to nearest hundredth. (1 gallon = 3.79 liters)

•  $\frac{13}{20}$  L

• 3.79 L

• 0.17 L

• 2.46 L