Question

What is the tenth term of the geometric sequence that has a common ratio of 1/3 and 36 as it's fifth term?

A: 4/27
B: 27/4
C: 4/81
D: 1/36

Answer 1

What is 1/3 of 36?

Answer 2

12

Answer 3

What is 1/3 of 12?

Answer 4

4

Answer 5

What is 1/3 of 4?

Answer 6

1.33333

Answer 7

In fraction form, it is easier to say 4/3

Answer 8

But actually that's fine. Lets say 1.3333

Answer 9

What is 1/3 of 1.33333

Answer 10

You went from 12 to 4 to 1.3333. What is 1/3 of 1.33333. This will be your fourth term. You will then need to find 1/3 of that to give your fifth term in the sequence.

Answer 11

.444443333333

Answer 12

And what is 1/3 of that? You will then have to plug in the choices from A B C and D to find the answer.

Answer 13

.148147, but what is that in fraction

Answer 14

try plugging in 4/27 and the rest of the answers.

Answer 15

Actually it should be 4/27. Try plugging it into your calculator. that is your answer.