Question

.
An elevator descends into a mine shaft at the rate of 13 m/min If the descend starts from 20 m
above the ground level, how long will it take to reach –240 m?​

Answer 1

Answer:

20 mins

Step-by-step explanation:

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Answer 2

Answer:

Step-by-step explanation:

20 + 240= 260

260 divided by 13= 20