Answer:
1.5
Step-by-step explanation:
As the common difference is not same for all terms, the given sequence is a geometric sequence
the standard formula for a geometric sequence is:

The formula to calculate common ratio is:

Dividing the term by previous term
So,
r = 12/8 = 18/12 = 27/18 = 1.5
The value for common ratio will be:
1.5 ..
Answer:
$1200
Step-by-step explanation:
3/4 of 1600 is 1200
Answer:
288 is your answer. Your welcome
Answer:
What is the sum?
Step-by-step explanation
You cannot solve for X as there is no equation :/