Respuesta :

Answer:

A: D

B: 20

Step-by-step explanation:

D is the correct answer because it can correctly determine what B will be.

We can calculate the problem and we get 20.

Answer:

0.4m = 8

20 minutes

Step-by-step explanation:

Equation

0.4m = 8

-----------------

Solve for m

Divide both sides by 0.4

m = 20 minutes