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

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

What is the word or phrase?

Can you find the mistake in the below statement?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

Can you fill the blank with the correct number?

6 30 870 756030 _____

What's the only room from which no one can enter or leave

If we change the South-East direction into North and North-East into West and all others similarly.
Can you find out which direction will be in the place of South-West direction?

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

( ) + ( ) + ( ) = 30

Prove that the below maths equation is true.

8 + 8 = 91