Teaching NVS Junior Secretariat Assistant (JSA) Mock Test 2024 Quantitative Aptitude Speed Time and Distance Boat and River
A boat covers 12 km upstream and 18 km downstream in 3 h, while it covers 36 km upstream and 24 km downstream in \(6\frac{1}{2}\) h. The speed of the current is
1
2 km/h
2
1 km/h
3
1.25 km/h
4
2.25 km/h