Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

I’m tall when I’m young, and I’m short when I’m old. What am I?

What happened when the wheel was invented?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

I’m tall when I’m young, and I’m short when I’m old. What am I?

We know that money can be names differently for the purpose it is used for. Some of the examples of money given at following places or for following activities:

In temple = Daan
In school = Fees
During marriage = Dowry
For divorce = Alimony
Paying government = Tax
In court = Fine
Employer to employee = Salary
To kidnappers = Ransom
For illegal reason = Bribe
To civil servant retirees = Pension

Do you know what do we call the money a husband gives to his wife?

What is the unique property of the following words ?
* Revive
* Banana
* Grammar
* Voodoo
* Assess
* Potato
* Dresser
* Uneven

An inspection by the superintendent of St. Joseph School was scheduled on the next day. The class teacher Jenifer knew that he would be asking questions from her class and she would have to choose a pupil to answer. To offer a perfect impression over him, the teacher explained certain instructions to the students to maximise the chances of getting correct answer every time.

What did she say to the students?

What 5-letter word typed in all capital letters can be read the same upside down?

What demands an answer, but asks no questions