Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

Joseph buys three kinds of chocolates for 100 rupees. The first one is priced at 5 rupees, second one at 3 rupees and third one at 0.5 rupees.

If he bought 100 chocolates in total, how many pieces do you think he bought each chocolate?

Eight of us go fourth, not back, to protect our king from an attack. What are we?

Find the next number in the sequence

5 12 24 36 ?

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

Which wheel of car does not rotate when you turn your car right?

What does the following BrainBat signifies?

ABCDEFGHIJKLMNOPQRSTUVWYZ

QQQQQQQQQQQQQQQQQQQQQQQQQ.

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?