You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

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?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

How do you go from 98 to 720 using just one letter?

An artist while painting a scenic beauty, decides to paint three layers of blue colour on the sky.

Which layer will go on the first?

If 1+9+8=1, what is 2+8+9?

What is both possible and impossible at the same time?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Can you identify the famous TV character from the rebus below?