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?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

It belongs to you, but other people use it more than you do. What is it?

I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

There are six people in a family namely M, N, O, P, Q and R.

R and O are brother and sister.

N is the brother of Q's husband.
P is the father of M and grandfather of R.

How many male members are in the family?