regulatoryBody NABARD Grade A Prelims Mock Test 2024 Quantitative Aptitude Speed Time and Distance Boat and River
A boat covers (x + 30) km downstream in 5 hours, and (y + 40) km upstream distance in 15 hours. Find the time taken by the boat to travel (4x + 2y) km downstream, if the speed of the boat in still water is thrice that of the stream (2 km/h).
1
6 hours
2
8 hours
3
10 hours
4
12 hours
5
9 hours