There are 12 girls and 16 boys in javier's math class. there is 26 girls and 14 boys in javier's choir class. is the ratio of girls to boys in the two classes equivalent? explain.

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 : )

In triangle abc, w is the centroid and be = 9. find bw. a. 3 b. 6 c. 9 d. 18

What is the explicit formula for this sequence -7, -4, -1, 2, 5