A yoga studio offered a special for high school students where new students could join for half of the of monthly fee (includes 6 classes), plus a one time processing fee of $8.25. Ten students took advantage of this special and the yoga studio collected $392.50. Which equation can be used to find r, the regular price of the monthly fee?

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?