How many times can you subtract the number 5 from 25?

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?

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

How many times in a given day, minutes and hour clock comes in a straight line ?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

What can go through glass without breaking it?

I am the fastest animal but cannot climb the tree. What am I?

You see me once in June, twice in November, and not at all in May. What am I?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?