Sarah's brother pays her $ 0.10 per minute to watch his guinea pig . if sarah want to earn $ 1.50 , how many minute will she need to watch his guinea pig.

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

Factor the polynomial by its greatest common monomial factor.

Last week , donnell practiced the piano 3 hours longer than marcus . together, marcus and donnell practiced the piano 11 hours . for how many hours did each young man practiced the piano