153 :- Calculate Operating Profit Ratio from the following:
Revenue from Operations (Net Sales) Rs 5,00,000
Cost of Revenue from Operations (Cost of Goods Sold) Rs 2,00,000
Wages Rs 1,00,000
Office and Administration Expenses Rs 50,000
Interest on Borrowings Rs 5,000
154 :- Calculate Operating Profit Ratio from the following Information :

155 :- Revenue from Operations Rs 9,00,000; Gross Profit 25% on Cost; Operating Expenses Rs 45,000. Calculate Operating Profit Ratio.
156 :- Operating Cost Rs 3,40,000; Gross Profit Ratio 20%; Operating Expenses Rs 20,000. Calculate Operating Profit Ratio.
157 :- What will be the Opening Profit Ratio, if Operating Ratio is 82.59% ?
158 :- Calculate Operating Profit Ratio in each of the following alternative cases :
Case 1 : Revenue from Operations (Net Sales) Rs 20,00,000; Operating Profit Rs 3,00,000.
Case 2 : Revenue from Operations (Net Sales) Rs 6,00,000; Operating Cost Rs 5,10,000.
Case 3 : Revenue from Operations (Net Sales) Rs 3,60,000; Gross Profit 20% on Sales; Operating Expenses Rs 18,000.
Case 4 : Revenue from Operations (Net Sales) Rs 4,50,000; Cost of Revenue from Operations Rs 3,60,000. Operating Expenses Rs 22,500.
Case 5 : Cost of Goods Sold,I.e, Cost of Revenue from Operations Rs 4,00,000. Gross Profit 20% on Sales; Operating Expenses Rs 25,000.
159 :- Operating Profit Ratio of Star Ltd. Is 20%. State,giving reason, which of the following transactions will
(i) Increase, (ii) decrease, or (iii) not alter the Operating Profit Ratio:
(a) Purchase of Stock-in-Trade Rs 1,00,000.
(b) Purchase returns Rs 20,000.
(c) Revenue from Operations on sale of Stock-in-Trade Rs 1,25,000.
(d) Stock-in-Trade costing Rs 25,000 withdrawn for personal use.
Assuming that Operating cost is variable,I.e, varies with Revenue from Operations.