Replace the question mark with the number below given a simple math problem.

If,

A = 1

B = 2

C = 3

...

...

Z = 26.

Based on above rule, you need to find an eleven letter word whose letter sum is equal to 52.

In the picture given below, can you find out which digit will take place of the question mark?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?

I know a ten-letter word in the English language which can be typed using only the top rows of the computer keyboard.

Prove that twice of ten is the same as twice of eleven.

There are seven sisters in a house in a village where there is no electricity or any gadget.

Sister-1: Reading Novel
Sister-2: Cooking
Sister-3: Playing Chess
Sister-4: Playing Sudoku
Sister-5: Washing clothes
Sister-6: Gardening

what is Sister-7 doing ?

Find the next number in the sequence

5 12 24 36 ?