Use only one mathematical symbol and all numbers (0-9) to get a sum of 99

A word I know has six letters it contains, remove one letter and 12 remain. What is it?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

What is always in front of you but can’t be seen?

The host of a game show, offers the guest a choice of three doors. Behind one is a expensive car, but behind the other two are goats.
After you have chosen one door, he reveals one of the other two doors behind which is a goat (he wouldn't reveal a car).

Now he gives you the chance to switch to the other unrevealed door or stay at your initial choice. You will then get what is behind that door.

You cannot hear the goats from behind the doors, or in any way know which door has the prize.

Should you stay, or switch, or doesn't it matter?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

Which number comes next in the number series?

2, 9, 30, 93, ?

1. Where does Easter come from before Valentine's Day?

2. Do you know what is in the middle of Valentine's?

3. What did the lady bee say to the man bee on the occasion of Valentine's Day

How could a baby fall out of a twenty-story building onto the ground and live?

what does the below math rebus puzzle mean?