Question

daca 30 m de pânza costa 215,25 lei iar 3 m de panza costa X lei.Cat este X?​

Answer 1

30 m.....215,25 lei

3 m.......x

x= (3•215,25)/30= 645,75/30= 21,525 lei

Answer 2

30 m ............ 215,25 lei

3 m .........................x lei

x = 215,25×3/30 = 645,75/30 = 21,525 ≈ 21,53 lei