Marked price of a chair is Rs 800 and discount is 15%. What is additional discount (in percentage) should be offered to the customer to bring the price of chair to Rs 578?
Marked price of a chair is Rs 800 and discount = 15%
=> Selling price = $$800-(\frac{15}{100}\times800)$$
= $$800-120=Rs.$$ $$680$$
Actual selling price = Rs. 578
=> Additional Discount % = $$\frac{(680-578)}{680}\times100$$
= $$\frac{102}{6.8}=15\%$$
=> Ans - (A)
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