Rational Numbers in Real Life

Sarah bought 3.5 kg of apples at \$2.40 per kg. How much did she pay in total?

• \$7.20

• \$8.40

• \$6.80

• \$9.00

A car travels 120.5 miles on 3.5 gallons of gas. What is the car’s average miles per gallon?

• 34.43 mpg

• 36.00 mpg

• 32.50 mpg

• 30.15 mpg

If a shirt costs \$18.75 and is on sale for 20% off, what is the sale price?

• \$15.00

• \$14.75

• \$16.00

• \$15.75

A rope is 7.2 meters long. If it is cut into 4 equal pieces, how long is each piece?

• 1.8 meters

• 2.4 meters

• 2.0 meters

• 1.6 meters

A water tank contains 56.4 liters of water. If 12.8 liters are used, how much water remains?

• 43.6 liters

• 44.6 liters

• 45.6 liters

• 42.6 liters

• 5

• 6

• 7

• 8

If a train travels at 65.5 miles per hour for 2.5 hours, how far does it travel?

• 163.75 miles

• 162.25 miles

• 164.50 miles

• 161.25 miles

A store sells pencils in packs of 12 for \$3.60. What is the cost per pencil?

• \$0.25

• \$0.30

• \$0.20

• \$0.15

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