What are the least common multiple of 12,24,16?

X2 + y 2 = 36 x + y = 6 solve the system of equations.

Which of the functions graphed below has a removable discontinuity?

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?