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Note: Please read the question and then answer please because the data is change

QUESTION 3 The supermarket buys bread each day to ensure really fresh produce. Each morning any bread that is left from the previous day is sold to a dealer that resells it to farmers who use it to feed their animals. This week the supermarket can buy fresh bread for $4.00 a box. The bread is sold for $10.00 a box and the dealer that sells old bread is willing to pay $1.50 a box. Past history says that tomorrow's demand for bread averages 250 boxes with a standard deviation of 34 boxes. How many boxes of lettuce should the supermarket purchase tomorrow? Please type in only your final numerical answer in the blanks boxes of lettuce