By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

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.

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

Can you identify the direction in which this bus is moving; left or right?

Hint: The bus is moving on the roads of London.

There are forty elephants and they have forty-fore heads. How can this be possible?

What runs around the whole yard without moving?

Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

What are the 50th, 63rd and 100th numbers in the sequence below?
4, 5, 8, 8, 9, 9, 12, 13, 13, 13, 17, 18, ...

Many have heard it, but nobody has ever seen it, and it will not speak back until spoken to. What is it?