Look at the below sequence of letters and tell us what the next letter should be:

O T T F F S S ?

You can see three almost identical images below. Can you spot the odd one out from them?

In particular commonwealth games, a female participant won silver and gold medals for a single event.

How can this be possible?

You have three orange, two pink and five purple balls in the drawer beside your bed. There is no electricity and the room is entirely dark. How many balls must you take out to ensure at least one ball of each colour at least?

If six children and two dogs were under an umbrella, how come none of them got wet?

Replace the question mark with the correct number.

A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price be increased to sell it at the original price again?

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's the best place to go shopping in the ocean?

A father's child, a mother's child, yet no one's son.

Who am I?