a building of 50 floors every floor of the building is 6m high if its elevator mives 3m per second then how long will it take to move from second floor to 42 floor
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total length= 50*6= 300
from 2nd to 42→ 40 floors→ 240M
time= 240/3 = 80 seconds
from 2nd to 42→ 40 floors→ 240M
time= 240/3 = 80 seconds
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