In a contest, four fruits (an apple, a banana, an orange, and a pear) have been placed in four closed boxes (one fruit per box). People may guess which fruit is in which box. 123 people participate in the contest. When the boxes are opened, it turns out that 43 people have guessed none of the fruits correctly, 39 people have guessed one fruit correctly, and 31 people have guessed two fruits correctly.
How many people have guessed three fruits correctly, and how many people have guessed four fruits correctly

10+10 and 11+11 can give you the same answer.

Explain how?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

A Shopkeeper sold a few chickens to four different customers on a particular day. It was such that each customer purchased half of the remaining chickens and half the chicken more.

Can you find out how many chicken were sold by the shopkeeper on that day if we tell you that the fourth customer bought a single chicken ?

A boy purchased a book from a bookkeeper and gave him $100.
The cost of the book is $50 but the bookkeeper has no change, so he gets the change from the next shop and returns the boy his $50.

After some time the next shopkeeper came with the $100 note and told the bookkeeper that the note was a fraud, so he took the money back.

How much loss did the bookkeeper face?

What English word has three consecutive double letters?

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

My thunder comes before the lightning; my lightning comes before clouds; my rain dries all the land it touches. What am I?

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

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