Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

I am a prime number.
The double of myself is equal to the square of me.

which number am I?

I am sure no one can have two things for dinner. what are they?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

What runs around the whole yard without moving?

I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

What does this rebus riddle means ?