Arithmetic Progressions Mock Tests

If the 10th term of an AP is 25 and its common difference is 3, what is the first term of the AP?

If the sum of the first 7 terms of an AP is 49 and the sum of the first 17 terms is 289, find the nth term of the AP.

The sum of the first n terms of an AP is given by Sₙ = 3n + 2n². The common difference of the AP is:

The sum of the first 20 terms of the AP: 1, 4, 7, 10, ... is:

The 10th term of the AP: 4, 9, 14, 19, ... is:

For what value of k will the kth term of the AP: 3, 8, 13, 18, ... be 78?

The 15th term of the AP: 3, 5, 7, 9, ... is:

The 10th term of the AP: 3, 7, 11, 15, ... is: