Writing and Solving Proportions

Solve the proportion using cross multiplication.

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?

Alice earned $20.40 in 3 hours. At the same rate, what would Alice make in 8 hours?

Solve the proportion using cross multiplication.

Solve the proportion using cross multiplication.

Tags

CCSS.6.RP.A.3A

There were 5 ice cream cones for every 3 brownies sold at the ice cream shop. If there were 24 brownies sold, how many ice cream cones were sold?

A 12-ounce bottle of shampoo lasts Enrique 16 weeks. How long would you expect an 18-ounce bottle of the same brand to last him?

A car travels 120 miles in 3 hours (with a constant speed).  How long will it take a car to travel 200 miles?

The cost of 50 apples is $25.00.  How much would 75 apples cost?

It takes Mike 18 minutes to finish reading 4 pages of a book.  If Mike reads each page at the same pace, how long does it take for him to finish reading 30 pages?