Which equation shows a proportional relationship A. y = 1/2x-1/2 b. y= 2x-2 c. y = 1/2 x d. y = 2/x

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He concluded that a heavier object dropped from the same height as a lighter object will land

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.