A supermarket buys cabbage each day to ensure fresh produce. Each morning cabbage that is left from the previous day is sold to a dealer who resells it to farmers as animal feed. This week the supermarket can buy fresh cabbage for 40 rupees a box and sell it for 100 rupees a box. Old cabbage is sold at 15 rupees a box. Past history indicates that tomorrow's demand for cabbage averagesaverageA number that represents the characteristics of a data set, calculated by adding a group of numbers then dividing by the number of elements in that group. 250 boxes with a standard deviation of 34boxes normally distributed. How many boxes of cabbage should the supermarket purchase tomorrow?