Kristin spent & 131 on shirts. fancy shorts cost $28 and plain shorts cost $15. if she bought a total of 7 then how many of each kind did she buy?

Arectangle has a width of 9 units and length of 40 units. what is the length of a diognal. a. 31 unitsb. 39 unitsc. 41 units d. 49 units

Which expression represents the total perimeter of her sandwich, and if x = 1.2, what is the approximate length of the crust?

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?