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

How many minutes are there in Feb 2017?

Note: The shortest answer is the correct answer.

Find the missing number in the image below.

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?

You have a 12 liters jug full of water. You have two empty 8 liters and 5 liters jug. How can you divide the water into two equal parts using these jugs?

Count the number of squares in the picture below.

If 21x = 79x, what is the value of x?

What can go up a chimney down, but can’t go down a chimney up?

No matter how little or how much you use me, you change me every month. What am I?