There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

Who has married many women but was never married?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

The captain of a ship was telling this interesting story: "We travelled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly." How can that be possible?

In a mathematical quiz, you are asked the following question:

Use three 9s in a mathematical expression without dividing or multiplying to form the number one.

Can you answer the question?

Can you find out which triangle will have a bigger area among the following?
1. A triangle with sides 300, 400 and 500
2. A triangle with sides 300, 400 and 700

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

Can you count the number of squares in the given picture?