[" An A.P."5,12,19" ...has "50" ter ms.Find its last ter "m" and hence find "],[" the sum of its last "15" ter "ms" ."]

(i) An AP 5, 12, 19,.. has 50 terms. Find its last term. Hence, find the sum of its last 15 terms. (ii) An AP 8, 10, 12,..has 60 terms. Find its last term. Hence, find the sum of its last 10 terms.

An AP 5, 12, 19, … has 50 terms. Its last term is

Find the 60^(th) term of the A.P. 8, 10, 12, ....., if it has a total of 60 terms and hence find the sum of its last 10 terms.

Find the 60th term of the AP 8, 10, 12, ……., if it has a total of 60 terms and hence find the sum of its last 10 terms.

Find the 60th term of an A.P 8, 10 , 12, .....if it has a total of 60 terms and hence find the sum of its last 10 terms. OR Find the sum of all natural numbers between 200 and 300 which are exactly divisible by 6.

Find the 60 th term of the AP 8,10,12,., if it has a total of 60 terms and hence find the sum of its last 10 terms.

The sum of first 5 terms and first 15 terms of an A.P. are equal. Find the sum of its first 20 terms.

The sum of first 5 terms and first 15 terms of an A.P. are equal. Find the sum of its first 20 terms.

A finite AP has 21 terms . The sum of 10th, 11th and 12th term is 129 and the sum of its last three terms is 237 . Find the AP.