6.PFA.1 Ratios

To disinfect 1 quart of stream water to make it drinkable, you need to add 2 tablets of iodine. How many tablets do you need to disinfect 4 quarts?

• 4 tablets

• 5 tablets

• 6 tablets

• 8 tablets

Find the missing value.

• 2

• 4

• 6

• 12

Find the missing values in the ratio table. 

• 35, 12

• 14, 100

• 15, 30

• cannot be determined

Which ratio is equivalent to the ratio 3:8?

• 1:9

• 6:16

• 2:3

• 4:6

What is the ratio of RED apples to GREEN apples?

• 4 : 3

• 4 : 7

• 3 : 4

• 3 : 7

What is the ratio of STARS to ALL CIRCLES?

• 4 : 7

• 4 : 11

• 4 : 15

• 11 : 4

What is the ratio of MONKEYS to BANANAS?

• 5 : 4

• 4 : 9

• 4 : 5

• 5 : 9

What is the ratio of BLUE to RED marbles?

• 6 : 11

• 5 : 11

• 5 : 6

• 6 : 5

What is the ratio of HAMBURGERS to ALL FOOD?

• 2 : 4

• 4 : 6

• 2 : 6

• 6 : 4

What is the ratio of SUNS to MOONS?

• 8 : 4

• 4 : 12

• 4 : 8

• 4 : 4