Question

A multistorey building has parking floor at the basement.A lift moves at the rate of 4 m per 15 seconds. If the lift starts coming down from a height of 40 m,then find its position after 3 minutes.

Please give step by step explanation​

Answer 1

Answer:

Please see the answer below-

Step-by-step explanation:

Speed of lift= 4m in quarter of a minute (15 sec.)

No. of quarters in 3 minutes= 3 minutes/15 secs.=180/15=12

Distance covered= (4×12)m=48 m

Position of lift= 40m-48m= (-8m)

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