A local supermarket buys mushrooms each day to ensure really fresh produce. This week, the supermarket can buy fresh mushrooms for $ 4.00 a box. The mushroom is sold for $ 10.00 a box and the dealer can pay $ 1.50 per box for any unsold boxes of mushrooms. This daily demand for mushrooms is expected to have a mean of 250 boxes with a standard deviation of 34 boxes.

Calculate the expected lost sales. [ round it off to the nearest whole number] [3x2