1. Cost of goods sold ratio = (Cost Of Goods Sold /Net Sales ) × 100
= (Rs. 52,00,000/ 75,00,000) × 100
= 69.33%
2. Administrative expenses ratio = (Administrative expenses /Net sales ) × 100
= (3,00,000/ 75,00,000) × 100
= 4%
3. Selling expenses ratio = (Selling expenses /Net sales ) × 100
= (4,50,000/ 75,00,000) × 100
= 6%