Comparing Ratios

Kelly has 10 apps on her iPad. 5 are school apps, 2 are music apps, and 3 are games. What is the ratio of music apps to all apps?

• 5 to 2

• 10:5

• 3:20

• 1 to 5

How many ways can you write a ratio

• 1

• 3

• 2

• 4

What is a Ratio?

• Is a relationship of two or more numbers by division

• To multiply two fractions

• two ratios that are equivalent

• comparing numbers using > , < , or =

There are 44 collies and 56 poodles. Which is the correct ratio for poodles to total number of dogs?

• 156:100

• 44:100

• 56:100

• 56

Which of the following ratios are equivalent?

• 1:3 and 3:1

• 4:6 and 8:6

• 8:7 and 16:12

• 22:14 and 11:7

Which of the following is not a way to compare ratios?

• part to part

• whole to part

• whole to whole

• part to whole

Which store sells the detergent at the lowest per ounce price?

• Hawkin’s Store 

• Don’s Store 

• Allen’s Market 

• Value Market

Which of the following is an equivalent ratio of 2:8

• 1:8

• 4:1

• 1:4

• 2:4

Write the ratio as a fraction in simplest form.
15 girls to 6 boys

• 5 to 2

• 5/3

• 3 to 5

• 5/2

  Which is NOT equivalent to 3:5?

• 15:25

• 9:15

• 21:28

• 30:50