Cristina was born in 1888. She just had her 30th birthday today how did that happen?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

You have 1023 apples and 10 bags. You have to distribute these apples in these 10 bags in any way you choose. But when I ask for a certain number of apples you have to give them in terms of bags without transferring the apples from other bags. How do you distribute the apples?

What do you call a fish without an eye?

John speaks the truth only once a day in a week. Below are a few hints for you:

First: Days are Sunday, Monday and so on.
Second: One day he says, "I lie on Monday and Tuesday".
Third: On the next day, he says, "Today is either Thursday, Saturday or Sunday".
Fourth: On the next day, he says, "I lie on Wednesday and Friday".

Can you identify the day on which he speaks the truth?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

Find the 8 in the below-given Image.

I sleep during the day and fly at night, but I have no feathers to aid my flight. What am I?

Find the next number in the series below

21 32 54 87 131 ?

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