Ratios, Unit Rates, Solving Proportions, & Measurement Quick Review

A ratio

• is a comparison of 2 numbers

• is added to another ratio

• is the same thing as GCF

• is where you list all the factors.

Ratios can be simplified or reduced just like fractions.

• True

• False

What ratio would be the same as 6:12 ?

• 12:6

• 1 to 2

• 2/1

• 12 to 6

Write the ratio as a fraction in simplest form. 
 
 24 players : 3 teams

• 8:3
• 8 to 2
• 8/1
• 24/3

You spend $40 on 5 pounds of concrete. What is the unit rate in dollars per pound?

• $8 per pound
• $5 per pound
• $35 per pound
• 0.125 pounds per dollar

____oz = 2lb

• 2,000

• 16

• 32

• 20

2 PINTS= _____________QUARTS

• 1 QUARTS

• 2 QUARTS

• 3 QUARTS

• 4 QUARTS

• 1
• 4
• 2.5
• 10

Mr. Dulin runs 5 miles in 42 minutes.  He plans to run in a 25 mile race.  Based on his current speed, about how long will it take him to complete the race?

• 210 minutes
• 8.4 minutes
• 1050 minutes
• 200 minutes

A chef made 30 donuts in 60 minutes.  How long would it take him to make 90 donuts?

• 15 minutes
• 180 minutes
• 120 minutes
• 240 minutes