Consider cicle L shown in the figure below. 63° V 52 M .L E 55° TUV 63", mW 52", and mWEX = 55, determine the difference between MTN and meVMw. Justify your answer​

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?