tessa burned 357 calories in 42 minutes on the elliptical. ashley only spent 0 minutes on the elliptical and burned 267 calories. who burned calories at a faster rate

Your friend uses c=50p to find the total cost, c, for the people, p, entering a local amusement park what is the unit rate and what does it represent in the context of the situation?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer