Solve 10¹⁵/10⁵ Simplified and what law did you use

If 24 people have the flu out of 360 people, how many would have the flu out of 900. choose many ways you could use proportion that david would use to solve this problem

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?

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 : )