Anu cycles to school at an acquiring speed of 18 km/h .It takes 20 minute to reach school.if she want to reach school in 15 minutes what should be her speed.
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the distance of school=18×20/60
=6km
if he reache in15min at school then her speed=6/(15/60)
=6×60/15
=24km/h
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alenkb2005:
thank u
wlcm
it was a good question
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