engineering recuitment ICAR (IARI) Assistant (Pre + Mains) 2022 Mock Test Quantitative Aptitude Speed Time and Distance Boat and River
A person rows 30 km upstream and the same distance downstream. The total time taken by him for this whole journey is \(3\dfrac{1}{5}\) hours. If the speed of the stream is 5 km/h, then in how many hours does the person row a distance of 144 km upstream?
1
9.6
2
8.4
3
10
4
9