If 21x = 79x, what is the value of x?

Can you find out which options fits best with the missing column?

What does the below image rebus riddle means ?

The answer I give is yes, but what I mean is no. What was the question?

Chhote se Chintu Miyan,
Lambi si Pooch.
Jahan Jaye Chintu Miyan,
Wahan Jaye Pooch.

छोटे से चींटू मियाँ,
लंबी सी पूंछ।
जहाँ जाये चींटू मियाँ,
वहाँ जाये पूंछ।

Bolo kya?

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?

Can you name some countries which do not have the alphabet 'A' in them?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

Can you solve the maths in the below-given picture equation?

Can you think of any three-dimensional shape that comprises of exactly two surfaces?