Answer:
4,646.30
Step-by-step explanation:
The sum of n terms of geometric sequence can be calculated using formula

In your case,

Substitute into the formula:

Answer: 18
Step-by-step explanation:
The answer is:
A has 25 elements
B has 30 elements
C has 35 elements
Answer:
p > 63
Step-by-step explanation:
p/7-(9)>0
p
Simplify —
7
p
— - 9 > 0
7
p - 63
—————— > 0
7
Multiply both sides by 7
Add 63 to both sides
p > 63