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

What's the only room from which no one can enter or leave

Why is it very easy to weigh a fish?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

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

which number am I?

What has 88 keys?

You need to remove four matchsticks from the picture below and still need to maintain the following as in the original image.
1. 1st row contains 12 matchsticks
2. 2nd row contains 12 matchsticks
3. 1st column contains 12 matchsticks
4. 2nd column contains 12 matchsticks

Can you find a seven digit number which describes itself. The first digit is the number of zeros in the number. The second digit is the number of ones in the number, etc. For example, in the number 21200, there are 2 zeros, 1 one, 2 twos, 0 threes and 0 fours.

Outside a massage parlour, there is a board that reads
"I only massage those who do not massage themselves."

Reading the above statement, does the masseur massage himself?

Can you identify if it's a murder or a suicide ?