A man covers a distance of 25 km in an hour, partly on foot at the rate of 4 km/hr and partly on
a motorcycle at 32 km/hr. Find the distance travelled on the motorcycle.
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Answered by
0
Answer:
don't know dear.............
Answered by
0
Answer:
Distance =25 km in one hour.
Speed walking =4 km/hr
Speed on bike =32 km/hr
Distance covered on bike during the 1 hr =x
Distance covered walking during the 1 hr =25−x
Time to cover the 25 km =
32
x
+
4
25−x
=1hr.
x+8(25−x)=32
⇒x+200−8x=32
⇒7x=168
⇒x=24 km
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