One student takes 20 mins to reach school if he goes at a
speed of 15kmph .At what speed should he go to reach in
15 mins ?

Answer Posted / surya teja challapalli

Distance travelled by the student in 20 mins=15*(20/60)=5 km

In 15 min student must travelled with speed,=5/(15/60)
=5*(60/15)
=5*4= 20km/hr.

Is This Answer Correct ?    7 Yes 1 No



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