Who has been roped as the New Managing Director of Delhi

‘479385A267’ is ten-digit number which is divisible by 9, what is the value of ‘A’?

The sum to n terms of the series 1 + 1 + 3 + 1 + 3 + 5 + 1 + 3 + 5 + 7 …………………… is

In an arithmetic progression, the 4th term is 23 and the 9th term is 48. What is the sum of the first 20 terms?

Find the sum of 12th terms of a geometric progression whose 1st term is 8 and common ratio is 2.

What is the mode of the given data?

5, 7, 9, 7, 3, 7, 5, 7, 8, 6, 7

In an AP, S₅ = 75 and S₇ = 119, where S_n is sum of first n terms. Find the 10th term.

The median of the following data will be ___

32,25,33,27,35,29,14,26 and 30.

If p = q + 2, where q is the product of six consecutive positive integers, then which of the following is/are true?  

a. p is a perfect cube

Between 3 and 96, three numbers are inserted to form a GP. Find the second inserted term.