Question

Daca un biciclist merge cu 40km/h ,in cat timp va parcurge 6 km?

Answer 1

40 km ..... 1h (60min)

6 km .......xh

x = 6x60 / 40 = 360 / 40 = 9 minute

Answer 2

40 km ....... 1h (60 min)

6km................. x h

x=6 ×60/40

x=6×3/2

x=3×3

x=9 min