Three tables are placed side by side. one table is 2 feet 9 inches wide, another is 4
feet 8 inches wide, and the third is 6 feet 11 inches wide. how wide are they combined?
write your answer in feet and inches. use a number less than 12 for inches

How many grams must be adde to 970g to make 1 and a half kg

If f(x)=x^3 and g(x)=2x+7 when g(x)=-5

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.