If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

Find the Next Number in the Sequence

2 9 3 1 8 4 3 6 5 7 ?

A pack of cards has 40 cards. You are blindfolded. Out of 40, 25 cards are facing down while 15 are facing up. You have been asked to divide this pack of cards into two decks - so that each deck contains an equal number of face-up cards. Remember, you are blindfolded.

How will you do it?

There is a square of a particular number which when doubled, becomes 7 more than its quarter.

Can you find the number?

I am a word that begins with the letter “i.” If you add the letter “a” to me, I become a new word with a different meaning, but that sounds exactly the same. What word am I?

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

If 1+9+8=1, what is 2+8+9?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Consider all the numbers between 1 and 1 million. Among all these numbers, there is something very special about the number 8 and the number 2202. What is it?