Jack took a trip to sweden. upon leaving
he decided to convert all of his kronor
back into dollars. how many dollars did
he receive if he exchanged 35.5 kronor at
a rate of $1 = 7.1 kronor?

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.

What does x = in this equation x+3+2x=x+5

The figures below are made out of circles, semicircles, quarter circles, and a square. find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations).