Asalesperson gets a 3% commission on the sale of a copy machine. what is his commission on a copy machine that costs $4,950.00? ms. gallegos works 8 hours per day. she made $2,400 for working 10 days. how much money does ms. gallegos make per hour? karl needs square yards of fabric to make 1 patio chair cover. what is the total amount of fabric needed to cover 6 patio chairs?

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

The fraction of defective integrated circuits produced in a photolithography process is being studied. a random sample of 300 circuits is tested, revealing 17 defectives. (a) calculate a 95% two-sided confidence interval on the fraction of defective circuits produced by this particular tool. round the answers to 4 decimal places. less-than-or-equal-to p less-than-or-equal-to (b) calculate a 95% upper confidence bound on the fraction of defective circuits. round the answer to 4 decimal places. p less-than-or-equal-to