Ratios Rates and Proportions

Which is the better deal?  5 candy bars for $4.35 or 7 candy bars for $6.23?

• 5 candy bars $4.35

• 7 candy bars for $6.23

• they are equal

Are the following ratios equivalent?  10/15 and 22/33

• yes 

• no 

• not sure

Write the ratio as a fraction in simplest form: 10 drums out of 75 instruments

• 3/5

• 4/5

• 1/4

• 2/15

Solve: 6/14 = 21/m

• m=48

• m=15

• m=49

• m=25

Do the following ratios form a proportion: 8/24 and 6/16

• yes 

• no

• not sure

A job pays $56 for 8 hours of work.  How much money does the job pay per hour?

• $7 per hour

• $8 per hour

• $6 per hour

• $7.50 per hour

Nate scores 84 points in 6 games.  How many points per game does Nate score?

• 12.5 points

• 16 points

• 14 points

• 84 points

Determine if the ratios are proportional.
4/5 and 15/20

• Yes

• No

Jenny drives 265 miles in 5 hours.  What is her average rate of speed in miles per hour?

• 58 mph

• 62 mph

• 66 mph

• 53 mph

What is a Ratio?

• Is a comparison of two quantities

• It is when the only factor the numerator and denominator share is a one

• A rate with a denominator of one

• Two decimals that can be multiplied