The no. of terms in ab A.P. is even;The sum of odd no. terms is 24 and even no. is 30.The last term exceeds the first by 21/2.Find no. of terms and give full explanation.

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- Feb 19th 2013, 04:10 AMVedantQuestion on Progression.
The no. of terms in ab A.P. is even;The sum of odd no. terms is 24 and even no. is 30.The last term exceeds the first by 21/2.Find no. of terms and give full explanation.

- Feb 19th 2013, 04:40 AMPlatoRe: Question on Progression.