Rational Number Computation Word Problems

A girl's hair is 12 3/8 inches long. If she has 2 1/2 inches cut off, how long will her hair be?

• 10 1/4 inches

• 10 3/16 inches

• 9 7/8 inches

• 10 7/8 inches

Twelve whole pizzas are eaten. Each person eats ¼ pizza. How many people eat pizza?

• 48 people 

• 16 people

• 8 people

• 3 people

A 21-foot long rope is cut into 3/8-foot pieces. Which expression finds the number of pieces?

• 21 ÷ 3/8

• 21 × 3/8

• 3/8 ÷ 21

• 21 − 3/8

Zavier, Adiel, Stacy and Russell share three bags of candy equally.  What fraction of a bag does each boy get?

• 3/4 bag

• 4/3 bags

• 3/7 bags

• 1 and ⅓ bags

Bradley had 1/2 of a pizza pie left over from a party. The next day he ate 3/5 of his leftovers. How much pizza did he eat the next day?

• 4/7

• 3/10

• 4/5

• 3/7

Which scenario can be represented by 10 ÷ ⅕ ?

• Franny has a piece of ribbon that is 10 inches long.  She cuts it into 5 pieces.

• Franny has a piece of ribbon that is 10 inches long.  She cuts it into pieces that are 1/5 in long.

• Franny has a piece of ribbon that is 1/5 inch long.  She cuts it into 10 pieces.

• Franny has 10 pieces of ribbon.  Each piece is 1/5 inch long.  

How many 0.25 pound hamburgers can be made from 2.5 pounds of ground beef?

• 10 hamburgers

• 12 hamburgers

• 8 hamburgers

• 27 hamburgers

Ali is cutting 0.375 in. cookie dough slices from a 10.5 in. long roll. How many does she get?

• 28 slices

• 12 slices

• 32 slices

• 18 slices

Seane buys a 30 lb bag of dog food. His dog eats 0.4 lb of food, how many times will he be able to feed his dog with the 30 lbs of food?

• 12 dogs

• 56 dogs

• 89 dogs

• 75 dogs

Joseph has 3 plants that he waters every day. Each plant requires 1.25 cups of water daily. How many cups of water does Joseph use to water his plants for seven days?

• 3.75

• 21.95

• 26.25

• 22.25