Question

O masina costa dupa cinci ani 60% din pretul initial.Calculeaza cat costa masina noua,daca maşina vechie costa 1200 €.

Answer 1

a-masina veche
b-masina noua

a=$\frac{60}{100}*b$
1200=$\frac{60}{100} b$
(100*1200)/60=2000

masina noua costa 2000 de euro