An elevator goes down at the rate of 4 m per minute. If it starts going down from a height of 15 m above the ground level, find the time taken by the elevator to reach 165 m below the ground level
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15
Answer:
Total length the elevator will cover =15m+165m=180m
Step-by-step explanation:
Now, it covers 4m in 1 min
=>4m= 1 minute
=>1m=1/4minute
So,180m=180/4 m = 45minute
Answered by
1
Answer:
45minute
Step-by-step explanationNow, it covers 4m in 1 min
=>4m= 1 minute
=>1m=1/4minute
So,180m=180/4 m = 45minute:
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