engineering recuitment DDA JE Civil 2023 Mock Test Quantitative Aptitude Speed Time and Distance Boat and River
The downstream speed of a boat is 20 km/hr and the speed of stream is 4 km/hr. What will be the total time taken by the boat to cover 160 km downstream and 96 km upstream?
1
10 hours
2
16 hours
3
12 hours
4
14 hours