Estimating & Using Rational Numbers in Daily Life

A recipe calls for 2.5 cups of flour. If you want to make half the recipe, how many cups of flour do you need?

• 3 cups

• 1.25 cups

• 1 cup

• 2 cups

You bought 3.75 meters of fabric. If you use 1.2 meters for a project, how much fabric do you have left?

• 2.55 meters

• 2.0 meters

• 3.0 meters

• 1.5 meters

A car travels 150.5 miles on 5.2 gallons of gas. How many miles per gallon does the car get?

• 32.1 miles per gallon

• 28.94 miles per gallon

• 25.5 miles per gallon

• 30.2 miles per gallon

A pizza is cut into 8 equal slices. If you eat 3 slices, what fraction of the pizza is left?

• 1/2

• 5/8

• 3/8

• 7/8

You have $45.75 and want to buy a book that costs $12.99. How much money will you have left after the purchase?

• $25.76

• $32.76

• $42.99

• $30.00

A swimming pool is 12.5 feet deep. If you drain 4.2 feet of water, how deep is the water now?

• 6.2 feet

• 5.8 feet

• 10.5 feet

• 8.3 feet

A box contains 2.5 kg of apples. If you eat 0.75 kg, how much do you have left?

• 2.0 kg

• 1.5 kg

• 3.0 kg

• 1.75 kg

You run 3.2 miles each day. How many miles do you run in a week?

• 15 miles

• 22.4 miles

• 28 miles

• 10.4 miles

A bottle holds 1.5 liters of juice. If you pour out 0.6 liters, how much juice is left in the bottle?

• 1.0 liters

• 0.6 liters

• 0.9 liters

• 1.2 liters

You read 1.75 hours each day. How many hours do you read in 4 days?

• 7 hours

• 5 hours

• 6 hours

• 8 hours