Question

the ratio between the speeds of Two train is 7 ratio 8 if the second train runs 40 kilometres in five hours the speed of a first train is​

Answer 1

Answer:

Here speed of second train is 40/5 km/hr i.e 8 km/hr. (distance / time)

ratio of speed of 1st train to  that second is 7:8 (given).

speed of 1st train / speed of 2nd train = 7:8

speed of 1st train /8= 7:8

speed of 1st train=7/8*8=7

Ans = 7 km/hr

Step-by-step explanation: