What does below rebus means ?

A donkey is behind another donkey
I'm behind that second donkey
But there is a whole nation behind me

It is a murder you can describe in a word.

I always drive my customer away.

Who am I?

Identify the next two numbers in this series.

101, 112, 131, 415, 161, 718, ???, ???

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

I am looking for a word that change both gender and number when i add the letter 'S'.

What Word am I Looking For ?

I noticed one of the words in the oxford dictionary is spelled incorrectly. What about you?

4 fathers, 2 grand-fathers and 4 sons went to watch the movie.What is the minimum number of tickets they need to buy ?

There is an exact a week gap between Christmas and New Year. Hence, It is obvious that the new year that comes right after Christmas comes on the same day of the week.

A Strange thing happened in the Year 1777. Christmas occurs on Wednesday and New Year on Monday. How is that possible?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.