Sasha scored 14, 16, 18, and 22 in four netball games. How many does she need to score in the fifth game to average in excess of 24 points per game for the five games?

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )