An elevator decend into a mine shaft at the rate of 8 m/min. If it start from 16m ground level . How long will it take to reach (-240) m
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Answer:
HEY MATE YOU HAVE GIVEN A PRETTY SIMPLE QUESTION HERE
STEP BY STEP EXPLANATION
FROM 0 TO 240 =240/8=30 MINUTES
FROM 8 TO 240= 240-8/8=29 MINUTES
FROM 16 TO 240= 240-16/8=28 MINUTES
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