To win a game of you must fund a special ring buried it random in one of the sctions of a secret garden which section has the least change theoretically of being the hiding place

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

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.

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?