A student goes to school on foot at a speed of 3 km/ h and returns to the home at the speed of 2 km/ h . If he takes 5h in all,what is the distance between the home and the school?
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4
let distance = x
x/2+x/3=5
3x+2x/6=5
5x/6=5
x=6km
x/2+x/3=5
3x+2x/6=5
5x/6=5
x=6km
kashyaparyan22039:
Let distance =×
The answer is 6 km
Answered by
0
Going to school=3km/h
=3×1000/60×6
=.83
Coming from school =2km/h
=2×1000/60×60
=.55
Distance=speed/time
=.83+.55/5×60×60
=1.38/18000
=7.66
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