In a car park, (1)/(4) of the cars are white. (1)/(5) of the cars are black. There are 55 other cars. How many cars altogether?

Question

In a car park,
`(1)/(4)` of the cars are white.
`(1)/(5)` of the cars are black. There are 55 other cars. How many cars altogether?

Answer 1

220 cars

Explanation:

Fraction of other cars=1-¼-⅕=11/20

Total number of cars=55÷11×20=220