In a 114-storey building,each floor is 5m high.If a lift moves 3 m every second , how long will it take to move from the 46th to the 106th floo?
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Answer:
100 second or 1 minute 40 second
Step-by-step explanation:
number of floors = 106-46 =60 floors
height of 60 floors = 60×5 = 300m (as given)
now,
time taken => 3m=1 sec
300m = 300/3
=100sec
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