Question

Busi bought a second hand car for E21000 she spent money on repairing the car she finally sold the car for E28674 making a profit of 18% on the cost of buying and repairing the car calculate the cost of repairing the car

Answer 1

Answer:

Let the cost for repairing the car be x.;;c.p=21000+x( let 21000+x be y as we can solve much easily).;sp=28674. P%=18%=(P/CP×100)=((28674-21000+X)/(21000+X)×100. =(7674-X/21000+X)×100