Ms. Maiden is grading quizzes. She already graded 40, and is able to grade 20 per hour. How
many hours will it take her to grade all 110 quizzes?

Let the closed interval [a , b] be the domain of function f. the domain of f(x - 3) is given by (a) the open interval (a , b) (b) the closed interval [a , b] (c) the closed interval [a - 3 , b - 3] (d) the closed interval [a + 3 , b + 3]

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd