Why Wine Glass Stem is so long?

There once were seven dwarfs who were all brothers. They were all born two years apart. The youngest dwarf is seven years old. How old is his oldest brother?

All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two.

Can you tell me how many flowers I have?

An ape is trying to climb on a pole that is 60 feet high. Due to the slippery surface, the ape climbs 3 feet in a minute only to slip back 2 feet.

How much time do you think the monkey will take to reach the top of the pole?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

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

which number am I?

What is the coolest letter in the alphabet?

Can you solve the rebus below?

Find the next number in the sequence

5 12 24 36 ?

What number when divided in half becomes zero?