Using the clues below, what four numbers am I thinking of?

The sum of all the numbers is 31.
One number is odd.
The highest number minus the lowest number is 7.
If you subtract the middle two numbers, it equals two.
There are no duplicate numbers.

Different lights make me strange by changing me into different sizes. What am I?

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?

How is a fly different from a mosquito?

What is more useful when it is broken?

What Adam and Eve do not have but the rest of the people have?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

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

What does this rebus riddle mean?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?