Why Wine Glass Stem is so long?

The cream is heavier than Milk. True or False?

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

which number am I?

Why do you find that most of the buildings are deprived of the 13th floor?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

Name the three-letter word that can complete the below words?

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

A clock loses 10 minutes each hour. If the clock is set correctly at noon, what time is it when it reads 3 PM?

Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?