Which ones are the correct ones?

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

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 : )