Um I think it is 2,1 count over 2 then go up1
For mph my answer was number 3 and for hpm its 2
Answer:

Step-by-step explanation:
we have given x'=(24-16)x=8x
x' denotes the differenation
differentiation is performed with respect to t
by variable separable method we can write

on integrating both side

(property of log )
so the solution for x will be 
The answer is the third option choice