a car travels at a speed of 30 km per hour in 30 min and travel at speed of 40 km per hour in the next 1 hour find total distance travelled by the car
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Distance covered in 30 min =30*0.5=15km
Distance covered in next 1 hr=40*1=40km
total distance travelled =15+40=55km
Distance covered in next 1 hr=40*1=40km
total distance travelled =15+40=55km
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total distance travelled = 30×1/2 + 40 = 55 km
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