Why is the option shown wrong when i have given the answer as 30 and the solution also says 30?

Asked by Akshai R K | 9th Feb, 2014, 03:38: PM

Expert Answer:

Dear Student,
Your answer is absolutely correct.
It is some error in marking the correct option. We will do the needful.
Thanks for bringing it to us,
Topper's Team

Answered by  | 10th Feb, 2014, 10:21: AM

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