Shreshta takes 10 minutes to reach her school, if she goes at a speed of 15 km/h. If she wants to reach school in 25 minutes, what should be her speed?
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Step-by-step explanation:
distance = speed * time
distance = 15000/3600 * (10*60) = 15000/6= 2500 meter
New speed = distance/time = 2500/(25*60) = 10/6 = 5/3 meter/sec
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