Can someone help me (seriously) with this question please? The last time i ask this some random bot go in and type random stuff on it wasting my points and question. PLEASE HELP ANYONE

  best answer for the question.1.     divide  7/24  by  35/48  and reduce the quotient to the lowest fraction. 

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

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.