Winter tires and treads

Algebra Level pending

Jolene bought 4 brand new winter tires for her car.

That particular brand can last for 20000 km on the front wheels and for 30000 km on the rear wheels.

By interchanging the front and rear tires, what is the greatest distance that Jolene can get from the set of tires?

×

Problem Loading...

Note Loading...

Set Loading...