a car can reach its destination in 6 hours moving at an average speed of 40 km if it has to take 2 hours less to reach its destination then its speed has to be increased by
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Original time = 6 hours.
Original speed = 40km/hr
THEREFORE, DISTANCE = SPEED * TIME= 40 * 6 = 240 KM
ATQ,
NOW, TIME = 6-2 = 4 HOURS
SPEED = DISTANCE / TIME
SPEED = 240 / 4 = 60 KM/HR
THEREFORE, THE SPEED INCREASE = 60 - 40 = 20 km/hr.
Hope it helps you....
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Original speed = 40km/hr
THEREFORE, DISTANCE = SPEED * TIME= 40 * 6 = 240 KM
ATQ,
NOW, TIME = 6-2 = 4 HOURS
SPEED = DISTANCE / TIME
SPEED = 240 / 4 = 60 KM/HR
THEREFORE, THE SPEED INCREASE = 60 - 40 = 20 km/hr.
Hope it helps you....
MARK as brainliest ....
varun1369:
Mark as brainliest
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