Chemistry, asked by kartik342, 1 year ago

a motorboat travels with the speed of 10 metre per second for 10 second and 20 metre per second for 20 seconds find its average speed

Answers

Answered by mkhurana508p9dldo

0

avg.speed= total distance/total time
total distance=10+20m= 30m
total time= 10+20=30sec
avg speed = 1m/s

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