People's Education Edition Mathematics Basic Training Grade 6 Page 22 Answer: How much gasoline does a car use for 5 kilometers, 2/5 liters, if it is 75 kilometers?
One way: 75/5= 15, the distance is 5 kilometers 15 times, and gasoline is 15 times.
2/5 times 15= 6 liters.
The second method: divide 2/5 by 5 = 2/25 to find 2/25 liters of gasoline per kilometer. Then find out how much 15 kilometers will cost.
Two fifths times 75=6 liters.