a girl rides a bicycle with a speed of 10km/hr for 2 hours and 15km/hr for next 3 hours.find the distance moved by her and the average speed.give ans with explanation.
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Answered by
6
speed = distance / time
speed × time = distance
10×2 = 20 km
d2=15×3=45 km
total distance = 65 km
average speed = total distancre / total time
speed × time = distance
10×2 = 20 km
d2=15×3=45 km
total distance = 65 km
average speed = total distancre / total time
Answered by
3
this is the answer final answer is 12.5kmph
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