Answer:
D is the answer. There are 5 boxes, that each has 3 filled in.
s=5
Step-by-step explanation:
2s-4=6
add 4
2s=10
divide by 2
52
.................................
2^4 x 2^-7 = 0.125
2^3 = 8, 1 /8 = 0.125
answer is B