In a basket of apples,
when counted in twos, there was one extra
when counted in threes, there were two extra when counted in fours, there were three extra
when counted in fives, there were four extra
when counted in sixes, there was five extra.

However, if the apples were counted in sevens, no extra apple was left. Can you calculate the minimum number of apples that were present in the basket?

What is the difference between a jeweller and a jailer?

I make two people out of one. What am I?

What is the next number in this series?

4,12,84,3612....

One day, all the courtiers from Akbar's court were gathered in the assembly hall when one of them told the Emperor that all his valuables had been stolen by a thief the previous night.
This shocked the Emperor to his core as the place where that courter stayed was the most secured in the kingdom. The Emperor thought that it is not at all possible for an outsider to enter into the courtier's house and steal the valuables. Only another courtier could commit this crime. He quickly called Birbal to identify the thief.
Birbal thought for a while and successfully solved the mystery by identifying the thief in just one statement.
What did Birbal say?

Our product and our sum always give the same answer. Who are we?

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?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

How many times do a clock's hands overlap in a day ?

Use only one mathematical symbol and all numbers (0-9) to get a sum of 99