Time to Practice Ratios

Dylan has a recipe for orange paint that mixes 5 parts red paint and 4 parts yellow paint.

How much of each color should he mix if he needs 54 cups of orange paint?

Draw your own table or tape diagram if it helps you with your thinking.

• Dylan needs to use 6 cups of red paint and 6 cups of yellow paint.

• Dylan needs to use 36 cups of red paint and 45 cups of yellow paint.

• Dylan needs to use 30 cups of red paint and 24 cups of yellow paint.

• Dylan needs to use 24 cups of red paint and 30 cups of yellow paint.

Kadeem's recipe for purple paint calls for 3 liters of blue, 4 liters of red, and 1 liter of white paint.

He needs 24 liters of purple paint to paint his mural.

How much of each color will he need?

• 9 Liters of blue, 4 liters of red, and 1 liter of white

• 9 Liters of blue, 12 liters of red, and 3 liters of white

• 24 Liters of blue, 32 liters of red, and 8 liters of white

• 18 Liters of blue, 24 liters of red, and 6 liters of white

The image is a tape diagram representing the ratio of red paint to yellow paint in a mixture of orange paint.

What is the ratio of red paint to yellow paint?

The image is a tape diagram representing the ratio of red paint to yellow paint in a mixture of orange paint.

Match the following

• 4 gallons

• 25 gallons of orange paint needs to be made. How many gallons of red paint would be needed?

• 15 gallons

• 25 gallons of orange paint needs to be made. How many gallons of yellow paint would be needed?

• 9 gallons

• If I had 6 gallons of yellow paint, how much red paint would I need?

• 10 gallons

• If I had 6 gallons of red paint, how much yellow paint would I need?

Oscar earned $58 for working 8 hours.

How much would Oscar earn if he worked 3 hours at the same rate tomorrow?

Yellow balloons float orange marbles at a ratio of 15:20.

How many yellow balloons will float 16 orange marbles?