What is the largest amount of money that you can possess in change and still if someone asks you for a dollar, you won't be able to give?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

Solve this riddle by finding the odd one out from the rest.

There are nine dots in the picture that has been attached with this question. Can you join all the dots by drawing four straight lines without picking up your pen?

In four steps you need to move the word 'cold' From 'warm' by replacing one alphabet at a time such that every word formed at each step is acceptable in English Dictionary.

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

Spot 5 differences in two Christmas tree below:

I never was there, I am always to be.
You have never ever seen me, not ever you will.
Yet I am the confidence of everyone.

Who Am I?

What is full of holes but still holds water?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.