THE ODOMETERE OF A CAR READS 57321.0KM WHEN THE CLOCK SHOWS THE TIME 08:30AM.WHAT IS THE DISTANCE MOVED BY THE CAR ,IF AT 08:50AM ,THE ODOMETRE READING HAS CHANGED TO 57336.0KM?CALCULATE THE SPEED OF THE CAR IN KM/MIN DURING THIS TIME .EXPRESS THE SPEED IN KM/H ALSO
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45 Km/Hr
Odometer Reading before journey = 57321 Km
Odometer reading after journey = 57336 Km
Distance Travelled = 57336-57331 = 15 Km
Clock Reading before journey = 8:30 Am
Clock Reading after journey = 8:50 Am
Time taken = 8:50 am - 8:30 am = 20 minutes
Average Speed = Distance/Time
15/ 1/3 = 15×3
45 Km/Hr
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