Question

Who has done more work ? Sam ran at the speed of 10 kph and moved 1 km. Bob ran at the speed of 5 kph and moved 2 km.

Answer 1

Answer:

Bob ran speed of 5kph and moved 2 km

Answer 2

Answer:

Sam-:

Speed-10 kph

Distance - 1 km

Time-distance/speed=1/10

Bob-:

Speed-5kph

Distance-2km

Time-distance/speed=2/5

Who ran more?

=1/10 or 2/5

=by cross multiplication =1*5/10*5<2*10/5*10

=5/50<20/50

Means bob done more work...

Hope it helps you plzz mark this answer as brainliest