Mark’s meal costs $21.11. He wants to leave a tip of 20.00%. What is the total charge for Mark’s meal? How much was the tip?

Find the root(s) of f (x) = (x- 6)2(x + 2)2.

Polygon abcd is a rectangle what is the area

The weekly amount spent by a company for travel has an approximately normal distribution with mean = $550 and standard deviation = $40. a) what is the probability that the actual weekly expense will exceed $570 for more than 20 weeks during the next year? (note: one year = 52 weeks) b) what is the probability that actual weekly expenses exceed $580 for 10 or more, but 16 or fewer weeks during the next year?