Question

man speeds with the current 15 km per hour and the speed of the current is 2.5 km per hour speed against the current is

Answer 1

let man speed be x and current be y

x+y =15

x=15-y

x=15-2.5

x=12.5

speed against the current =x-y

i,e. 12.5-2.5=10km/h