Question

See the attachment....

Answer 1

hey mate

your answer will be option number

(3).=3.

I hopes its helps u.

@abhi.

Answer 2

Solution : hi mate

Welcome to the concept of sum of series .it is Easy question.

Observer the series pattern then you find last 15 the term .now solve the problem now it is bit easy .

Yes answer is 3 . I hope it help you....