11. 9/21 6/x
9/21 = 3/7
6/x = 3/7
6/14 = 3/7
x = 14
Answer:
I'm pretty sure the answer is A.
Step-by-step explanation:
A has the correct formula, all you have to do is plug in 8 for x. 1.03^8 = 1.26677008139. 1.26677008139 * 10 is 12.6677008139 which rounds up to 13.
I deeply apologize if that answer is wrong.
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we are given
we can also write as
Since, the base of logs are same
so, we can use property
we can use property of log
so, we get
So, we get
.............Answer