By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

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

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

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

There is a dressing drawer which contains the following coloured socks in pairs: Purple, Magenta, Crimson, White, Yellow and Turquoise. Now, the socks are paired and each pair is together in the matching set. There is no light in the room and you open the drawer and pick up a pair. Then, without noticing any colour, you keep them back and pick them up again.

Can you calculate the probability that the pair of socks was Yellow both times?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?

What is in seasons, seconds, centuries and minutes but not in decades, years or days?

What jumps when it walks and sits when it stands?