Abattalion of soldiers is ordered to swim across a river 500

Last updated: 6/26/2023

Abattalion of soldiers is ordered to swim across a river 500 m wide At what minimum rate should they swim perpendicular to river flow in order to avoid being washed away by the waterfall 300 m downstream The speed of current being 3 m sec A 6 m sec B 5 m sec C 4 m sec D 2 m sec