Hannah’s after-school job is tutoring math. The profit she earns is modeled by the function P(x) = 20x, where x is the number of hours, to the nearest whole hour, she tutors. What is an appropriate domain for the function? A.

all negative integers

B.

all integers

C.

all positive integers

D.

all real numbers

This is fractions casey shared a pizza with some friends.they each ate 1 third of the pizza. how many people shared the pizza

Ametal rod needs to be 9 feet and 5.5 inches in length. the sections of the poles being used are each 1 foot and 10.5 inches long. how many 1ft 10.5in sections would be needed to complete the 9ft 5.5in metal rod? and how many inches of material will be left?

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.