Part E John sorts his 200 buttons into 4 groups. Each grou buttons. He gives the buttons in one group to Mark Which equation can be used to find n, the number M. + 4 = 200 P. 200 - 50 = n R. 200 = 4 = n S. - 50 = 200

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 : )