4a + 3b + 20 if a = 2 and b = 3
O 37
O 95
O 24
0 32

Find the commission on a $590.00 sale if the commission is 15%.

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?

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?