A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

I am white when I am dirty, and black when I am clean. What am I?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

Can you identify the Oscar-winning movie from the rebus below?

Why did Navjot Singh Sidhu put the new January calendar in the freezer

I have two coins.
* One of the coins is a faulty coin having a tail on both sides of it.
* The other coin is a perfect coin (heads on side and tail on other).

I blindfold myself and pick a coin and put the coin on the table. The face of the coin towards the sky is the tail.

What is the probability that another side is also tail?

I look at you, you look at me I raise my right, you raise your left. What am I?

Can you find out the remainder when 3^300 is divided by 5?