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

There is a box full of marbles,
all but two are blue,
all but two are green,
and all but two are red.

How many marbles are in the box?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

You have a roll of cloth 1km long. You have a machine which cuts this roll into pieces of 10-meter-long cloth.

How long would it take for the machine to cut the roll if each cut took 4 secs?

I have no life, but I can die. What am I?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

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

What Is It?

Spot the cat in the picture below

A seven-year-old kid challenged his classmates that he can make the number one disappear by adding something to it.

How can he do that?

what does the below math rebus puzzle mean?