Which term of the A.P. 24, 21, 18, ............ is the first negative term?

If a + 1, 2a + 1, 4a - 1 are in A.P., then the value of a is:

In an A.P., if d = -4, n = 7, a<sub>n</sub> = 4, then a is

If 18, a, b - 3 are in A.P. then a + b =

Given A = 2<sup>65</sup> and B = (2<sup>64</sup> + 2<sup>63</sup> + 2<sup>62&l…

The first term of an Arithmetic Progression is 22 and the last term is -11. If the sum is 66, the number of terms in the…

The 2<sup>nd</sup> and 8<sup>th</sup> term of an arithmetic progression are 17 and -1 respective…

What is the sum of all positive integers up to 1000, which are divisible by 5 and are not divisible by 2?