A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

what does this picture(rebus) riddle means ?

Can you find out the smallest number that can be conveyed as the sum of three squares in three unique ways?

You are given with the following sum. Each of the letters can be decoded as a digit. If we tell you that D = 5, then can you solve it entirely?

DONALD
+GERALD
=ROBERT

How can you throw a ball as hard as you can and have it come back to you even if it doesn't hit anything there is nothing attached to it and no one else catches or throws it.

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

How many runs at maximum can a batsman score in a normal one-day match? Consider the fact that the conditions are ideal and there are no No Balls, no Wide Balls and no Extras in that match.

There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains the same digits only.

Can you find that number?

I am something people love or hate. I change peoples appearances and thoughts. If a person takes care of them self I will go up even higher. To some people I will fool them. To others I am a mystery. Some people might want to try and hide me but I will show. No matter how hard people try I will Never go down. What am I?