Roark has just joined a company and in his role as a lead analyst, he will be responsible for determining which systems development method the team uses to create a new application for a major medical supplier. it is a new day at the firm. roark has been in place for a few weeks, strengthening the communications skills of his employees, getting them to work much better together. now, the challenge that he faces is not an internal one; it lies with the client, which is increasingly incapable of sticking with decisions. roark, based on his past experience with other clients like this, is afraid that the client will throw them a curveball and want to make changes late in the game—but that they also will be unwilling to absorb the costs of those changes. for this reason, which method of development will roark eliminate?
a. structured analysisb. agile/adaptive methodsc. object-oriented analysisd. rapid application development

Asap ! 1. evaluate the following and simplify if possible when pie = 22 11/pie = 2. evaluate the following and simplify if possible when pie = 11 and y = 5 pie/12 - y/12 = 3. evaluate the following and simplify if possible when pie = 5 : 3/pie + 2/ pie = 4. evaluate the following and simplify if possible when pie = 5 : 3/pie + 2/pie = 5. evaluate the following and simplify if possible when pie = 6 and y = 10: x/y = 6. evaluate the following and simplify if possible when pie = 6: pie/9 7. evaluate the following and simplify if possible when pie = 5 and y = 20: pie/y = 8. evaluate the following and simplify if possible when pie = 4 and y = 24: pie/y = 9. evaluate the following and simplify if possible when pie = 6 5/pie = 10. evaluate the following and simplify if possible when pie = 21 4/7 + 2/pie = 11. evaluate the following and simplify if possible when pie = 3 and y = 1 pie/10 + y/5 = 12.evaluate the following and simplify if possible when pie = 8 pie/10 =

Suppose someone wants to sell a piece of land for cash. the selling of a piece of land represents turning econ

You are thinking of making your mansion more energy efficient by replacing some of the light bulbs with compact fluorescent bulbs, and insulating part or all of your exterior walls. each compact fluorescent light bulb costs $4 and saves you an average of $2 per year in energy costs, and each square foot of wall insulation costs $1 and saves you an average of $0.20 per year in energy costs.† your mansion has 150 light fittings and 3000 sq ft of uninsulated exterior wall. to impress your friends, you would like to spend as much as possible, but save no more than $750 per year in energy costs (you are proud of your large utility bills). how many compact fluorescent light bulbs and how many square feet of insulation should you purchase? how much will you save in energy costs per year? (if an answer does not exist, enter dne.)