a selection of 3 pad papers 7 notebooks 1 hanging folder cost a total of p329.a selection of 4 pad papers,10 notebooks, and 1 hanging folder cost a total of P441.what is the cost of 1 pad paper,1notebook, and 1 hanging folder?

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

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 : )