The more of this there is, the less you see. What is it?

Which number comes next in the number series?

2, 9, 30, 93, ?

A maths symbol is hidden in the below Bar Graph. Can you decipher it?

An inspection by the superintendent of St. Joseph School was scheduled on the next day. The class teacher Jenifer knew that he would be asking questions from her class and she would have to choose a pupil to answer. To offer a perfect impression over him, the teacher explained certain instructions to the students to maximise the chances of getting correct answer every time.

What did she say to the students?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

In an interview, a boy was asked an unusual question 'How two persons sitting with a table in between them can't see each other?' He was unable to reply. Can you?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

The two towns are exactly 100 km apart. John leaves City A driving at 30 km/hr and Jacob leaves City B half an hour later driving at 60 km/hr. Who will be closer to City A when they meet?