Find the sum of the 4th term and 9th term of the A.P..
3+8+13+18+.... .

Find the 9th and pth terms of the A.P. 2,5,8.

Find the sum of the first ten terms of the A.P. whose 4th term is -15 and 9th term is -30

The sum of the 4th and the 8th terms of an A.P. is 24 and the sum of the 6th and the 10th terms of the same A.P. is 44. Find the first three terms of the A.P.

Find the sum of the first ten terms of the A.P. whose 4th term is-15 and 9 th termis -30.

The sum of the 5 th and 9 th term of the AP is 30 If its 25 th term is 3 xx its 8 th term find the AP

Find the 18th terms of the A.P. 7, 13,19, 25

Find the 18th term of the A.P 1,7,13,19 .

Find the sum of the first 40 terms of the A.P. whose 4th term is 8 and 6th term is 14.

If the sum of first 8 terms of an Arithmetic progression is 136 and that of first 15 terms is 465, then find the sum of first 25 terms. OR Ths sum of the 5th and 9th terms of an A.P. is 40 and the sum of the 8th and 14th term is 64. Find the sum of the first 20 terms.