Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

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

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

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

Which Travels Faster? Solve below famous picture riddle:

There is a jar in which there are two types of candies.
20 blueberries and 16 strawberries. You perform the following steps:
1) You take out two candies.
2) If the two candies are of the same flavour, you add a blueberry one otherwise, you add the strawberry one.

You repeat these two steps till there is just one candy remaining in the jar. Which flavoured candy will be left?

What has one letter and starts with an E?

A man wants to cross the pit of fire which is 25 feet in length and he has 2 planks(fire resistant) 19 feet in length. How can he cross the pit of fire alive?