Answer:
what does this mean what!
Step-by-step explanation:
3:8 can also be written as 3/8
12:32 can also be written as 12/32

So thus 3:8 is equivalnt to 12:32
Answer:
-2 correct me if im wrong
Answer:
Idk sry
Step-by-step explanation:
If

denotes the sum of the first

terms of a geometric series with first term

and common ratio

, then





Using summation notation, you have

In this case, you have

,

, and

. So the value of the sum is

Rounded to the nearest whole number, the answer would be 3.