BANK IBPS RRB Clerk 2025 Mock Test Series (Pre + Mains) Quantitative Aptitude Speed Time and Distance Boat and River
A boat can travel '2D' km in downstream and 'D' km in upstream in a total time of '4T' hours. The boat can travel (D + 6) km in still water in 'T' hours and speed of the stream is 6 km/hr. If the ratio between the value of 'D' and that of 'T' is 60 : 7 respectively then what is the distance covered by the boat in upstream in 'T/2' hours?
1
21 km
2
24 km
3
28 km
4
30 km
5
35 km