A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

At a bar, three friends, Mr Green, Mr Red and Mr Blue, were having a drink. One man was wearing a red suit; one a green suit; and the other a blue suit. 'Have you noticed,' said the man in the blue suit, 'that although our suits have colours corresponding to our names, not one of us is wearing a suit that matches our own names?' Mr Red looked at the other two and said, 'You're absolutely correct. What colour suit is each man wearing?

Who are the happiest people in IPL match?

What is both possible and impossible at the same time?

In which direction should the missing arrow point?

What has to be broken before you can use it?

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

Can you solve the below algebraic mathematical equation?

(J+O+I+N+T)3 = JOINT

Can you find out the remainder when 3^300 is divided by 5?

Can you write down eight eights so that they add up to one thousand?