Throughout the year, NewEra Bakery sold 400 cakes for the regular price of $150. For the Christmas occasion the cake was increased to $175 and 250 were sold. On the occasion of New Year, the price was increased to $200 and 175 cakes were sold. (a)What was the weighted mean price of cake? (b)The cost to and package NewEra Bakery cakes was $100 per cake. Comment on the Bakery's gross profit per cake if a cook receives a $10 commission for each one sold. (c)If the bakery incurs rent expense of $25,000 and all other expenses were $30,000, what is NewEra Bakery's profit? 2. The profit on investment earned by Super Constructions Company for five successive years was: 20 percent, 30 percent, -30 percent, 50 percent and 300 percent. What is the geometric mean rate of profit on investment? 3. The population of Alberta grew from 2974807 in January 2001 to 3290350 in January 2007. What was the average annual rate of percentage increase during the period? 4. The percent increase in profits, for the last five years at Cure Medico are: 5.61, 7.85, 11.22, 19.77 and 23.87. a)Find the geometric percent increase. b)Find the arithmetic percent increase. c)Is the arithmetic mean equal to or greater than the geometric mean? 5. The numbers of chocolate drink sold at the choco-coffee shop in the Ottawa city between 5 and 8 p.m. for a sample of 6 days last year were 30, 50, 60, 70, 80 and 100. Determine the mean deviation