1. for the following exercises, use this scenario: a wireless carrier offers the following plans that a person is considering. the family plan: $90 monthly fee, unlimited talk and text on up to 8 lines, and data charges of $40 for each device for up to 2 gb of data per device. the mobile share plan: $120 monthly fee for up to 10 devices, unlimited talk and text for all the lines, and data charges of $35 for each device up to a shared total of 10 gb of data. use p p for the number of devices that need data plans as part of their cost.
2. find the model of the total cost of the family plan.

Arnold rossiter is a 40-year-old employee of the barrington company who will retire at age 60 and expects to live to age 75. the firm has promised a retirement income of $20,000 at the end of each year following retirement until death. the firm's pension fund is expected to earn 7 percent annually on its assets and the firm uses 7% to discount pension benefits. what is barrington's annual pension contribution to the nearest dollar for mr. rossiter? (assume certainty and end-of-year cash flows.)

Tl & co. is following a related-linked diversification strategy, and soar inc. is following a related-constrained diversification strategy. how do the two firms differ from each other? a. soar inc. generates 70 percent of its revenues from its primary business, while tl & co. generates only 10 percent of its revenues from its primary business. b. soar inc. pursues a backward diversification strategy, while tl & co. pursues a forward diversification strategy. c. tl & co. will share fewer common competencies and resources between its various businesses when compared to soar inc. d. tl & co. pursues a differentiation strategy, and soar inc. pursues a cost-leadership strategy, to gain a competitive advantage.

Roberto and reagan are both 25 percent owner/managers for bright light inc. roberto runs the retail store in sacramento, ca, and reagan runs the retail store in san francisco, ca. bright light inc. generated a $125,000 profit companywide made up of a $75,000 profit from the sacramento store, a ($25,000) loss from the san francisco store, and a combined $75,000 profit from the remaining stores. if bright light inc. is an s corporation, how much income will be allocated to roberto?