A car travels first 50 km at a uniform speed of 25 km per hour and next 60 km at a uniform speed of 20 km per hour calculate the average speed of the car
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Answer:
time required to travel 50 km by 25 km/hr
is 2 hr and 60km in 20km/r is 3 hr
Ave speed= total distance/ total time= 50+60/2+3
110/5= 22km/hr
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22.22
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up picture is the explanation
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