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It takes a thermal drill 13 minutes to bore a hole -39 feet from ground level into a glacier. What is the change in depth after one minute?

Respuesta :

k1i1e1l1y

Answer:

3 feet

Step-by-step explanation:

39 divided by 13 = the unit rate per min.

39 divided by 13 = 3

rococo908

Answer:

-3 feet

Step-by-step explanation:

Divide -39 by 13, since it takes 13 minutes to dig -39 feet:

-39/13

= -3

So, the change in depth after one minute is -3 feet

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