You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

How high do you have to count before you use the letter “a” in the English spelling of the whole number?

Can you make the below equation true by using any three numbers from "1, 3, 5, 7, 9, 11, 13 and 15"?

( ) + ( ) + ( ) = 30

Christina, Allison and Lena are 3 daughters of John a well-known Mathematician, When I asked John the age of their daughters. He replied "The current age of her daughters is prime. Also, the difference between their ages is also prime."

How old are the daughters?

You visit a home for specially-abled children on the occasion of Christmas where you meet with 50 children. You have a box of chocolates containing 50 chocolates exactly.

What if you were asked to one chocolate to each child in a manner that one chocolate still remains in the box? Is it possible?

Why did the Girl throw the butter out of the window?

Can you find the missing number in the third row?
35 20 14
27 12 18
5 2 ?

There is something which you can be arrested for attempting but not for successfully completing.

Below, you can see some coding:
January = 1017
February = 628
March = 1335
April = 145
May = 1353
June = 1064
July = 1074
August = 186

Now deciphering the way it has been coded, can you find out how September will be coded?

Can you replace the question mark with the correct number?