A multistorey building has 25 floors above the ground level each of height 5m.
It also has 3 floors in the basement each of height 5m. A lift in building moves
at a rate of 1m/s. If a man starts from 50m above the ground, how long will it
take him to reach at 2nd floor of basement?
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Answer:
10s for floors in the basement
Step-by-step explanation:
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