If 21x = 79x, what is the value of x?

Three people are in a room. Ronni looks at the Nile. The Nile looks at Senthil. Ronni is married but Senthil is not married. At any point, is a married person looking at an unmarried person? Yes, No or Cannot be determined.

I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?

A cricket has 6 legs, a squirrel has 4 legs and a spider has 8 legs.

In a local zoo, it was found that the total number of legs is 612. Also, there are equal number of each of the above animals/insects.

Can you find out how many animals are there in the zoo?

Can you find out a way through which you can make five squares out of the given figure by moving just six match sticks?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

What Time Should the last watch show in the below figure?

Use the numbers 2, 3, 4 and 5 and the symbols + and = to make a true equation. Conditions: Each must be used exactly once and no other numbers or symbols can be used.

You are playing a game with your friend Jack. There are digits from 1 to 9. You both will take turn erasing one digit and adding it to your score. The first one to score 15 points will win the game.

Would you want to play first or second?

PS: The sum should be exactly 15.