From the following, calculate:
(a) Operating Profit Ratio, and (b) Working Capital Turnover Ratio.
`{:(,"Rs"),("Revenue from Operations","2,00,000"),("Office Expenses","15,000"),("Interest on Debentures","5,000"),("Income from Rent","2,500"),("Current Assets","60,000"):}:|{:(,"Rs"),("Gross Profit","75,000"),("Selling Expenses","26,000"),("Accidental Losses","12,000"),("Commission Received","2,000"),("Current Liabilities","10,000"):}`