Eight motors, each having a rated horsepower as indicated in the diagram , are connected in a circuit. What is the total horsepower of motors 1 through 4 inclusive?

What value of x is in the solution set of –5x – 15 > 10 + 20x?

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).

How is this equation completed? i cannot find any examples in the book.