Question

a car moves with a speed of 10 km+hr for half an hour, 20 km per hour for one hour and 50 km per hour for two hours. calculate the average speed of the car

Answer 1

Answer:

HEY ANSWR IS

SPEED= Distance / time

then 10+20+50 / 0.5+1+2

SPEED = 80/3.5

ANSWER= 22.8 km/hour

Answer 2

Answer:

35.71km/hr

Explanation:

See the attachment

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