10. An elevator descends into a mine shaft at the rate of 5 m/min. If the descent starts from 50 m above the ground level, how long will it take to reach 150 m. please help us
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solution:
- speed of elevator = 5m/min
- distance from starting to end = 50 -(-150) *because 150 m is below ground level so it is considered as '-' sign*
- speed=distance÷time. So, distance ÷ speed = time
- = 200÷5=40
ANSWER:-
IT WILL TAKE 40 MINS TO REACH -150m .
Hope it will help you
Tanishka tanvi
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Answer:
please mark my answer brain list please
Step-by-step explanation:
it will take 40 Mins
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