B.P.S.C. School Teacher 7.12.2023
The ratio of the speeds of two trains is 7 : 8. If the second train travels 400 km in 4 hours, then the speed of the first train is-
a82.5 km/hour
b87.5 km/hour✓ Correct
c92.5 km/hour
dMore than one of the above
eNone of the above
Explanation
∵ Distance covered by the second train in 4 hours = 400 km.
general-mental-ability