If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

What does the below mathematical rebus mean?

Can you count the number of triangles inside a triangle?

Find the mistake in the below maths equations

A = 2
A(A-1) = 2(A-1)
A2-A = 2A-2
A2-2A = A-2
A(A-2) = A-2
A = 1

A bomb exploded in a room full of married couples and no one died. How?

What kind of band never plays music?

I go up and I go down.
I go up towards the beautiful sky and down toward the green ground.
I am present tense.
I am past tense too
Children love me.

Who Am I?

Divide 110 into two parts so that one will be 150 per cent of the other. What are the 2 numbers?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

This is a famous paradox which has caused a great deal of argument and disbelief from many who cannot accept the correct answer. Four balls are placed in a hat. One is white, one is blue and the other two are red. The bag is shaken and someone draws two balls from the hat. He looks at the two balls and announces that at least one of them is red. What are the chances that the other ball he has drawn out is also red?