Can you find out which number multiplied by itself will give the output as 12345678987654321?

You can see three almost identical images below. Can you spot the odd one out from them?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

Remove two matchsticks to make the below equation correct.

What number do you get when you multiply all of the numbers on a telephone's number pad?

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.

How many people must be gathered together in a room, before you can be certain that there is a greater than 50/50 chance that at least two of them have the same birthday?

I am 5 letters long.
My first two tell you who I am
My first 3 could be a medicine
My last three reversed could be a young boy.
My 4th, 3rd and 2nd in that order could be a fruit drink.
If you have me you may hang me round your neck
WHAT AM I ?

What has many teeth, but cannot bite?

Can you guess the name of the month by looking the below rebus ?