Ratio, Proportion, Percent

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

• Yes

• No

Solve the proportion.

• k=5

• k=3.3333333

• k=60

• k=90

What is 20% of 65?

• 13

• 15

• 16

• 13.75

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

Simplify the ratio of
35 : 14

• 5 : 2

• 2 : 5

• 3 : 1

• 35: 14

Tommy has a bag of LEGOS.  There are 6 yellow, 3 red, and 8 blue LEGOS.  What is the ratio in simplest form of red to yellow LEGOS?

• 1/2

• 6/3

• 2/1

• 3/6

26 is 5% of what number?

• 3

• 5

• 25.95

• 520

Which is NOT equivalent to 3:5?

• 15:25

• 9:15

• 21:28

• 30:50

Solve the proportion:

• c=4

• c=8

• c=14

• c=10

Solve the proportion below:

• 418

• 2

• 38

• 11