Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Can you count the number of quadrilaterals in the picture below?

Decode below three cipher riddles:

26 L of the A
7 D of the W
1000 Y in a M

John was driving a bus and got stuck when passing through an underpass. Then came Jacob with a needle and got the bus out of the underpass.

What did the boy do?

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

The dirtier I get, the whiter I look. Who am I?

Can you find the ages of a son, father and grandfather based on the following facts?
The sum of the ages of grandfather, father and son is 140 years.
The age of the son in months is the same as the grandfather in years.
The age of the son in days is the same as the father in weeks.

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?