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

which number am I?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

A man died and leaves Rs.10,000 in his will. There are 6 beneficiaries- his 3 sons and their wives. The 3 wives receive Rs.3960 of which Priyanka gets Rs.100 more than Tanu and Neha gets Rs.100 more than Priyanka.
Pramod gets twice as much as his wife, Tushar gets the same as his wife, and Prashant gets 50% more than his wife.

Who is married to whom?

Identify the 10 differences between the two given pictures.

Count the number of balls in picture below:

What work can one never finish?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

The first person saw the bridge step on it and crossed,
the second person saw the bridge did not step on it but crossed,
the third person did not see the bridge did not step on it but crossed.
Who are these people?

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

Find the next number in the series below

21 32 54 87 131 ?