How many bananas can you eat if your stomach is empty?

What came first, the chicken or the egg?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

A man has eighty-one cows ( numbered 1,2,3...81 as such). The beauty is that cow no. 1 gives 1ltr of milk, cow no. 2 gives 2ltrs of milk and so on. The man wants to equally distribute the cows among his nine sons so that each one of them gets the same quantity of milk.

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

In a family supper, a grandfather, a grandmother, two fathers, two mothers, four children, three grandchildren, one brother, two sisters, two sons, two daughters, one daughter-in-law, and one mother-in-law need to sit at a table.

There are only seven chairs available at the place. How many more chairs do they have to borrow so that everyone can sit down together for the suppers if everybody requires a separate chair?

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

I’m tall when I’m young, and I’m short when I’m old. What am I?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?