Why did the Girl throw the butter out of the window?

A boy collects white seashells from the sea and brings them home every night. When he has enough of them, he decides to sell them to a trader.

The trader is ready to buy the shells and he asks the boy about the quantity. At this, the boy starts calculating. He has a giant box that contains 3 mini boxes. Two of them have another mini box inside. If the giant box can hold 50 shells, how many brown shells can he sell to the trader?

An office is divided into 8 cubicles. How many of the cubicles are painted if only 1/8 of the cubicles are painted?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

The more it dries, the wetter it becomes. Can you tell what it is?

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?

Suppose you are sitting in an interview and the interviewee asks you an aptitude question.

You have three buckets with a capacity of 4 litres, 8 litres and 10 litres and you have a large tank of water. Now you have to measure 3 litres of water precisely using those buckets. How will you do it?

Find the Odd One Out?
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The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

This is a classy optical illusion puzzle. What more you can find except bricks in the image below?