6 word summary of the book night?

It was a bitter cold saturday morning ,the young track star dressed for his daily five mile run

Kyle and his brother have a marble set of the marbles 12 are blue this represent 50 over a hundred of all the marbles what decimal is equivalent to 50 / 100

What is rand's reason for including the ra.pe scene?   how does the event change both roark and dominique?   discuss how current attitudes on relations between the se.xes have changed since the publication of the fountainhead.