A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

I am not a bull but I have horns.
I am not an ass but I have a pack saddle.
Wherever I go, I leave silver behind me.

Who am I?

During which month do people sleep the least?

Can you write down eight eights so that they add up to one thousand?

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

Which Travels Faster? Solve below famous picture riddle:

How can a man go eight days without sleep?

Replace the question mark with the correct number in the below-given picture?