What is the probability that a point chosen at random in the triangle is also in the blue square? A blue square inside of an unshaded triangle. The triangle has a base of 9 inches and height of 6 inches. The square has side lengths of 3 inches. StartFraction 1 over 6 EndFraction One-third One-half 1

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?