5. A hairstylist charges $15 for an adult haircut and 59 for a child haircut. She wants to earn at least $360 dollars and cut a maximum of 30 haircuts this week. The graphs
represent the hairstylist's constraints.
45
40
number of child haircuts
O
5 10 15 20 25 30 35 40 45
number of adult haircuts
List two points that could represent the numbers of adult and child haircuts that meet
the hairstylist's goals. (HINT: find a point in the space shaded by both inequalities.)

Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables