A girl drove to a hospital from her home. The odometer reading of her car increased by 12 km. If the trip took 18 minutes,then
(a) What was her average speed?
(b) If she returned home by the same path in 2 h 12 min; what was her average speed for the entire trip?
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2
Answer:
As per question, distance of the hospital from the girl's home is \(12\ km\). Hence, the total distance covered in the round trip is \(12+12=24\ km\). Total time taken to cover the round trip is given as \(7\ h\ 30\ min=7.5\ hours\).
Answered by
1
Explanation:
the average speed is 24 km per second
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