Question

7. An elevator descends into a mine shaft
at the rate of 6 m/min. If it begins
to descend from 20 m above the
ground, what will be its position after
45 minutes?​

Answer 1

Step-by-step explanation:

An elevator descends into a mine shaft at the rate of 6m/min.What will be its position after one hour?If it begins to descend from 20m above the ground, what will be its position after 45 minutes? please write full statement.

given that,

an elevator descends in 1 min=6meter

so, after 45 min =(6×45)meter=270meter

but elevator began to descend from 20meter above the ground,then it's new position will be,

270metr-20metr=250metr