Akash takes 7 hours to cover a certain distance at the speed of 48 km per hour if the speed is decreased by 20 km per hour how much time will it take to cover the same distance
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Answered by
1
Invese variation
Speed. Time
48. 7
48-20=28. x
Direct multiplication
48×7=28x
48=4x
x=12
So he takes 12hrs to walk the distance
Answered by
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time:7 hours
speed:48km/h
covering distance:48×7=336km
speed decreased 20km/h
now , speed (48-20)=28km/h
time=covering distance/last speed
=336÷28=12h
hope it helps you
speed:48km/h
covering distance:48×7=336km
speed decreased 20km/h
now , speed (48-20)=28km/h
time=covering distance/last speed
=336÷28=12h
hope it helps you
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