How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

The following question it puts forth you:

25 - 55 + (85 + 65) = ?

Then, you are told that even though you might think it's wrong, the correct answer is actually 5!

Whats your reaction to it? How can this be true?

You walk into a room that contains a match, a kerosene lamp, a candle and a fireplace. What would you light first?

What can you serve, but never eat?

I have thought of a number that is made up by using all the ten digits just once. Here are a few clues for you to guess my number:

First digits is divisible by 1.
First two digits are divisible by 2.
First three digits are divisible by 3.
First four digits are divisible by 4.
First five digits are divisible by 5.
First six digits are divisible by 6.
First seven digits are divisible by 7.
First eight digits are divisible by 8.
First nine digits are divisible by 9.
The number is divisible by 10.

Can you find out the number ?

What word is pronounced the same if you take away four of its five letters?

How is a fly different from a mosquito?

What work can one never finish?

Can you find a number that lies one third of the distance between 1/3 and 2/3?