1.

6. A car travels along a straight line for the first halftime with speed 50 kmh and the second half timewith speed 60 kmh. Find the average speed of thecar.(Ans. 55 kmh-1)

Answer»

AVERAGE SPEED = (50+60)/2 = 110/2 = 55 Km/ph

AV =(50+60)/2=110/2=55Km/Ph



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