Write Excel formulas in cells B$7$ to B$12$ to calculate each operating expense total for all fiveproducts. Write Excel formulas in cells C$13$ to G$13$ to calculate the total expenses for each product. Also writethe Excel formula in cell B$13$ for the total operating expenses for all products. Given that net profit $=$ gross profit total expense. Write Excel formulas to calculate the net profit incells B$14$ to G$14.$ Given that net profit as $\%$ of sales $=$ net profit $/$ sale $*100\%.$ Write Excel formulas to calculate thenet profit as $\%$ of sales in cells B$15$ to G$15.($Assume that you cannot use Excel cell formattingfunction, you need to multiply $100.)$