Calculating Ratios and Rates

An eight pack of juice boxes costs $4.79, and a 12 pack of juice boxes cost $6.59. Use this information to calculate the better buy.

• 8 pack
• 12 pack

Which option is the better deal?
Doritos
$4.39 for 11.5 oz
or
Cheetos
9.75 oz for $3.24

• Doritos
• Cheetos

The Williams family bought four concert tickets for $252.  What was the price per ticket?

• $60.00
• $63.00
• $6.30
• $62.00

What is the ratio of red apples to green apples

• 7 apples to 3 green
• 4 red apples to 7 apples
• 4 red apples to 3 green apples
• 3 green apples to 4 red apples

What is a Ratio?

• Is a comparison of two quantities 
• A rate with a denominator of one
• It is when the only factor the numerator and denominator share is a one 
• Two decimals that can be multiplied

Simplify the ratio of
35 : 14

• 5 : 2
• 2 : 5
• 3 : 1
• 35: 14

There are 4 triangles, 12 squares, and 6 circles.  What is the ratio of triangles to squares? Simplify.

• 12 : 4
• 2 to 6
• 1 : 3

There are 10 dimes, 8 quarters, and 5 nickels?  What is the ratio of quarters to dimes?

• 10 to 8
• 8 : 10
• 4 : 5
• 5 to 4

You have 29 books on your shelf. You have read 18 of those books.
What is the ratio of books not read to all of the books on your shelf?

• 18 to 29
• 11 : 18
• 11 : 29

Which rate is equivalent to 15 miles per hour?

• 30 miles in 3 hours
• 30 miles in 2 hours
• 30 miles in 5 hours