How can you drop a raw egg from a height onto a concrete floor without cracking it?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?

What does an Island and the letter T have in common?

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

The centre of the third figure is empty. What digit should fit inside?

In the picture given below, can you find out which digit will take place of the question mark?

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

A journalist was investigating a sacred cult in the jungles of Africa when he was caught by one of the person. He was confined in a cave till the leader arrived. The leader told him that he need to tell him a statement. If he thinks the statement is true, then the journalist head will be chopped off. If he thinks that the statement is false, his head will be smashed with a hammer.

What statement did the journalist make to survive?

Identify the 10 differences between the two given pictures.

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?