For this case we have the following variables:
x: number of months
f (x): number of caps sold
The function that models the problem is given by:

By the time the store sells 64 caps we have:

From here, we clear the number of months:

Answer:
the store sells 64 caps in 3 monts
A. month 3
It is about 0.83 in decimal or 10 twelfths (10/12) in fraction form. I hope this helped! So sorry if it's wrong!!!
Number seven it adds 30 each time it base a zero because u stars counting by zer
Step-by-step explanation:
can you retake the picture so i can see it more clearly. please and thank you
Since no points are given, you can make your own points.
Put x=0, then f(x)=2(0.5)^0=2*1=2 => (0,2)
Put x=1, then f(x)=2(0.5)^1=2(0.5)=1 => (1,1)
Put x=2, then f(x)=2(0.5)^2=2(1/4)=1/2 => (2, 1/2)
....