Price indexes can be used to compare prices across different periods. Suppose that a year of tuition for college at public institutions averaged a cost of â$ in 1989 and that the CPI index was in 1989. If the CPI index was inâ 2009, then the cost of tuition inâ 2009, as the result ofâ inflation, would equal â$ . â(Enter your response rounded to the nearest wholeâ number.) Suppose that the actual average cost of tuition in 2009 was â$. Relative to the expected cost computedâ above, the cost of tuition increased by the same as less than the amount of inflation.

Jake and janelle loved to prepare gourmet meals for friends and family. they started a business of preparing theme-type dinners for friends who were having parties. to generate even more interest in the business, janelle created on her website. she posted pictures of events, and close-ups of the food they served. she encouraged patrons and others to post reviews, comments, and favorite recipes, and to share their own party ideas. her promotion became a dialogue between buyers of her service and the business. interactive promotion infomercials product placement broadcast