Solve the mathematical equation in the picture below.

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

Can you count the number of quadrilaterals in the picture below?

When we see 2 but call 10?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

Mother's Name is Mrs. SIXTY TWO
Son's Name is FIFTY TWO
Daughter's Name is FORTY TWO
What is Name of Father?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

P is the father of Q and S is the son of R. T is the brother of P and has a daughter U. If R is the sister of P, then what is the relation between U, Q and S?

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

John and Jacob are twin brothers. One of them is a liar whereas the other one is a truth-teller.

I called their home number and one of them picked up.
I asked. 'Does John lie?' The person replied with a yes.

Whom did I talk with, John or Jacob?