What does this rebus means ?

PROG WORKRESS

Can you find out the missing number in the grid?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

Can you complete the sequence puzzle?

AR TA GE CA LE VI LI _

What word is pronounced the same if you take away four of its five letters?

Arrange the numbers 1, 2, 3, 4, 5, 6, 7, 8 and 9 above and below the division line in a manner that the thus formed fractions equal to 1/3.

(You can use one number only once)

Bobby and Wilbur decided to take their respective car out of the garage and race. None of them cheated and they both stood at the start time and decided to cover a distance in full throttle. The first to reach the mark was to be declared the winner.

Upon reaching the finishing mark, they found out that Bobby's car was 1.2 times faster than Wilbur's. Now, Wilbur had reached the mark about 1 minute and 30 seconds later than Bobby. Bobby's car reached the mark of 60 MPH on average.

Can you calculate the distance between the starting mark and the final mark with the help of the given data?

I add 5 to 9 and get 2. The answer is correct, so what am I?