Question

Os An elevator descends into a a mine - shaft
at the rate of 8m/min. If the descent
starts from 120m aboue ground level, how
long will it take to reach (-600m)?​

Answer 1

Answer:

(-600+120) / 8 = 1 hour

therefore it will take 1 hour to reach -600m

Answer 2

Answer:

1 hour 30min

Step-by-step explanation:

1min 8m

x 720

8x=720 x=90min