Teaching DSSSB PRT Special Educator Mock Test Quantitative Aptitude Speed Time and Distance Boat and River
The ratio of speed of boat in upstream to speed of boat in downstream is 2 ∶ 3. The time taken by boat to cover 45 km in downstream is t hours, then in t hours how many kilometers will be travelled by boat in upstream?
1
50 km
2
15 km
3
30 km
4
40 km