Evaluate the arithmetic series. Please help me ASAP!!!

Step-by-step explanation:

a1=8

a2=8(2^{2-1})=8×2=16

r=16/8=2

n=10

b is the final answer! : )

1/3

step-by-step explanation:

to find this, you can divide 12 by 4 which is 3 or you can multiply 4 until you reach 12 (4x3=12). both should give you 3, meaning theres three times less bananas than there are oranges.