Ratios

There are 80 students in Mr. Bass’ classes.  The ratio of boys to girls is 2 : 3.
How many boys are in the classes?
How many girls?

• Boys: 32
  Girls: 48

• Boys: 48
  Girls: 32

• Boys: 5
  Girls: 15

• Boys: 15
  Girls: 5

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

Tags

CCSS.6.RP.A.3B

In the fruit bowl there are 4 apples, 2 bananas, and 5 pears.  What is the ratio of pears to ALL fruit?

• 5:4

• 5:11

• 2:5

• 6:5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If a ratio is 2:3, how many parts are there in total?

• 2

• 3

• 4

• 5

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If you have 3 pennies, 4 nickels, and 5 dimes which represents the following ratio: nickels to total number of coins?

• 4:5

• 3:12

• 4:12

• 5:12

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A cake recipe calls for 1.5 cups of milk and 3 cups of flour. Seth made a mistake and used 5 cups of flour. How many cups of milk should he use to keep the proportions correct?

• 2.5 cups milk

• 1.75 cups milk

• 2 cups flour

• 2.25 cups milk

Tags

CCSS.7.RP.A.3

A toy store owner arranged toy trains and toy boats on a shelf. The ratio of the number of toy trains to the number of toy boats was 3 to 4. If the total number of toy trains and boats on the shelf is 56, how many toy boats did the owner place on the shelf?

• 24

• 28

• 32

• 36

If the ratio of boys to girls in a class is 3:4, and there are 21 boys, how many girls are there?

• 28

• 25

• 18

• 24

• A ratio is a multiplicative comparison of two or more quantities.

• A ratio is a additive comparison of two or more quantities.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

• Talia
• Marisol
• Nina
• Joanne

Tags

CCSS.6.RP.A.3A