Downstream speed =20+5=25 km/hr. Upstream speed =20−5=15 km/hr. Time downstream =2550=2 hr. Time upstream =1530=2 hr. Total time =2+2=4 hours.
CUET UG 2022 — General Test Arithmetic
The speed of the boat in still water is 20 km/hrs and speed of the stream is 5 km/hr. Find the time taken to travel 50 km downstream and 30 km upstream by the boat.
Held on 20 Aug 2022 · Verified 13 Jul 2026.
3.5 hours
4 hours
3 hours
4.5 hours
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