Posted by **Anonymous** on Thursday, March 1, 2012 at 1:28pm.

in an AP, if the 5th and 12th terms are 30 and 65 respectively. what is the sum of first 20terms

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March 23, 2017
Posted by **Anonymous** on Thursday, March 1, 2012 at 1:28pm.

in an AP, if the 5th and 12th terms are 30 and 65 respectively. what is the sum of first 20terms

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