b) The owner of a small cafe that specializes in sandwiches has noticed that the prices of the ingredients for her BLT sandwich (Bacon, Lettuce, Tomato and Bread) have increased. She records the price of each ingredient in 2015 and in 2016. 2015 Prices 2016 Prices Bacon Strips (1 kg) 23.00 25.50 Lettuce (1 kg) 8.50 9.00 Tomato (1 kg) 4.00 7.00 Bread (1 kg) 7.00 8.00 i) Calculate a simple aggregate price index for 2016, taking 2015 as the base year. ii) In 2015, she charged $8.50 for a BLT sandwich. If she wants to increase the price of the BLT sandwich by the same percentage as the increase found in part i), what should she charge now for a BLT sandwich