Question

I WILL MARK BRAINLIEST!!!! An underground mine elevator descends 12% of the total depth every minute. The total depth of the elevator is 75 meters below the ground. How many meters below the ground is the elevator after 2 minutes? −18 meters −9 meters −4.5 meters −22.5 meters

Answer 1

Answer:

after 1 Min it's -9

after 2 mins it's -1.08

Step-by-step explanation:

12% X 75 = 9

12% X 9 = 1.08

Answer 2

Answer:

-18 meters

Step-by-step explanation:

Total depth = 75 meters

1 Minute:

=> -12% of 75

=>- $\frac{12}{100} *75$

=> -(3*3)

=> -9 meters

After 2 minutes:

=> 2(-9)

=> -18 meters