Question

Jane fills her empty car with 12 litres of petrol.

After driving for the day the car now has 7.5 litres of petrol in the tank.

Calculate the percentage decrease of petrol in the car.

Answer 1

37.5%

Explanation:

She starts with 12.

She ends up with 7.5 at the end.

7.5/12 = 0.625

1 - 0.625 = 0.375 or 37.5%

The decrease of petrol in Jane's car is 37.5%

Your welcome!

Kayden Kohl

8th Grade