Given the following prices and unit conversions, rank the brands from lowest to highest unit price.
brand a: $1.48 for 2.5 pounds
brand b: $1.30 for 907.18 grams; 1 pound is approximately 453.59 grams
brand c: $1.55 for 50 ounces; 1 pound is equal to 16 ounces

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 : )

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas