अंकगणितीय श्रेणी 547, 568, 589, ... में 15वीं संख्या क्या होगी?

The first term of an AP is 3 and the common difference is 2. Find the 50th term.

Find the sum of the series: 3 + 5 + 7 + 9 + ... + 43

Find the sum of all three-digit numbers divisible by 9.

The first term and common difference for the A.P. 127, 133, 139, 145 are respectively:

The missing first and third terms in the Arithmetic Progression (....), 15, (....), 5 are respectively:

In an A.P., if common difference d = -6, number of terms n = 9, and nth term an = 8, then the first term a is:

If the sum of n terms of an A.P. is Sn = 3n2 + 8n, then its nth term (an) is:

The sum of the first n terms of an AP is 3n2 + 5n. If the mth term of this AP is 68, then what is the value of m?