Do the following question in excel. Please show the cells referenced in the equations. Thank you.

... 12.43 Authentic Thai rattan chairs (shown in the photo) are delivered to Gary Schwartz's chain of retail stores, called The Kathmandu Shop, once a year. The reorder point, without safety stock, is 200 chairs. Carrying cost is $30 per unit per year, and the cost of a stockout is $70 per chair per year. Given the following demand probabilities during the lead time, how much safety stock should be carried? Kattumandu NTROL wa GARDO Courtesy of Barry Render DEMAND DURING LEAD TIME PROBABILITY 0 0.2 100 0.2 200 0.2 300 400 0.2 0.2