The sum of how many terms of the A.P. 10,12,14,… will be 190 ?

The sum of how many terms of the A.P. 22,20,18,.. Will be zero ?

How many terms are there in A.P

Find the sum of terms of the A.P: 4, 9, 14,…., 89.

How many terms of AP: 18, 16, 14, … make the sum zero?

(a) How many terms of the A.P. 6 + 10 + 14 + ... has the sum 880 ? (b) How many terms of the A.P. 3 + 9 + 15 + ... has the sum 7500 ?

(a) How many terms of the A.P. 6 + 10 + 14 + ... has the sum 880 ? (b) How many terms of the A.P. 3 + 9 + 15 + ... has the sum 7500 ?

Find the sum of the first 11 terms of the A.P.: 2,\ 6,\ 10 ,\ 14 ,\ ddot

Find the sum of the first 11 terms of the A.P.: 2,\ 6,\ 10 ,\ 14 ,\ ddot

How many terms of the A.P. 18, 16, 14, 12,…. are needed to give the sum 78?

How many terms of the AP.3,7,11,15,….will make the sum 406____ a)10 b)12 c)14 d)40