No one wants to have it, but if one got it, he does not want to lose it. What is It?

There are forty elephants and they have forty-fore heads. How can this be possible?

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

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?

Can you find out the total number of triangles in the given figure?

Which is the smallest number that you can write using all the vowels exactly once?

A chicken farmer has figured out that a hen and a half can lay an egg and a half in a day and a half. How many hens does the farmer need to produce one dozen eggs in six days?

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

What is the next number in this series?

4,12,84,3612....

Find the combined weight of the Cat, Dog and Rabbit in the given picture.