Case Study - Khalifa -The Bike Shop Khalifa runs a successful café called FreshZ. He started a bike repair business six months ago and the business has done well. FreshZ employs four full time staff in the cafe. Khalifa's second business, ‘Fitt Bikes,' has one employee, who helps to repair bikes. Both businesses are run from a shop located in a busy shopping area. A park nearby has a cycle track. Some of Freshz suppliers include: Fatima's Bakery DCS-Dubai Cleaning Services The Fair Trade Coffee Bean Company Khalifa wants to expand his business further. He needs to know if he will make enough profit over the next six months. To do so, Khalid has suggested calculating his breakeven point, and his profit. Khalifa will need 100,000 AED to expand his business. 2a. Evaluate why it is a good idea for Khalifa to calculate his breakeven point.

Which type of data is generally stored in different file formats, such as text files, spreadsheets, and so on?

You are a manager at asda. you have been given the demand data for the past 10 weeks for swim rings for children. you decide to run multiple types of forecasting methods on the data to see which gives you the best forecast. if you were to use exponential smoothing with alpha =.8, what would be your forecast for week 22? (the forecast for week 21 was 1277.) week demand 12 1317 13 1307 14 1261 15 1258 16 1267 17 1256 18 1268 19 1277 20 1277 21 1297

John and daphne are saving for their daughter ellen's college education. ellen just turned 10 at (t = 0), and she will be entering college 8 years from now (at t = 8). college tuition and expenses at state u. are currently $14,500 a year, but they are expected to increase at a rate of 3.5% a year. ellen should graduate in 4 years--if she takes longer or wants to go to graduate school, she will be on her own. tuition and other costs will be due at the beginning of each school year (at t = 8, 9, 10, and 11).so far, john and daphne have accumulated $15,000 in their college savings account (at t = 0). their long-run financial plan is to add an additional $5,000 in each of the next 4 years (at t = 1, 2, 3, and 4). then they plan to make 3 equal annual contributions in each of the following years, t = 5, 6, and 7. they expect their investment account to earn 9%. how large must the annual payments at t = 5, 6, and 7 be to cover ellen's anticipated college costs? a. $1,965.21b. $2,068.64c. $2,177.51d. $2,292.12e. $2,412.76