9 ounce box of strawberry gelatin cost 0.90 in a 6 ounce box cost 0.42 what is the difference in cost per ounce between the larger and smaller boxes

Which graph represents an even function?

Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).