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

No matter how little or how much you use me, you change me every month. What am I?

Take away the whole and some still remain. What is it?

What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

What can go through glass without breaking it?

What makes this number unique: 8,549,176,320?

A man is walking down a road with a basket of eggs. As he
is walking he meets someone who buys one-half of his eggs
plus one-half of an egg.
He walks a little further and meets another person who buys
one-half of his eggs plus one-half of an egg.
After proceeding further he meets another person who buys
one-half of his eggs plus one half an egg. At this point, he
has sold all of his eggs, and he never broke an egg.
How many eggs did the man have to start with?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?