Two old rsm students were standing twenty feet apart when they spotted mrs. rifkin. if they immediately ran in opposite directions with speeds of 180 feet per minute and 120 feet per minute respectively, how many minutes would pass before they were 2,420 feet apart?

Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²