{(1/sqrt(2))^n} from n=1 to infinity; is the series convergent or divergent? if convergent, why? and sum?

This is a geometric series with common ratio between terms of .

It should be clear to you that , which means the series will converge.

The sum would be

21.00 per mile and plus 5.50 is 26.50 i think that im pretty sure it is right