1. A preschool has a student to teacher ratio of 5:2. Which of the following
ratios is equivalent to this ratio?

What is the measure of angle afe? 79 81 91 99

10% of 1,900,000. show me how you got the answer

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 : )