Question

2. A man can swim in still water at 6 km/h and the
river is flowing at 8 km/h. The time taken by the
swimmer to swim right across the 1 km wide river in
direction perpendicular to water current is
(1) 6 minute
(2) 12 minute
(3) 10 minute
(4) Not possible​

Answer 1

This is not possible because at any direction he starts, the sin component will always be less than 8kmph

Thank you