.An elevator is 25 m below the ground level and it
ascends at the rate of 5 m/min. Find the time taken
by it to reach 50 m above the ground.
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- speed = 5m/min
- time it takes to go above the ground= time=distance/speed
- 25m/5m per min
- 5 min
- then above the ground = 50m /5 m per min
- 10 min
- then add both the time 5min + 10min= 15min is the answer
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