Discount
 After allowing 15% discount, the selling price of a radio becomes Rs. 255. The marked price is

 Rs. 500
 Rs. 600
 Rs. 400
 Rs. 300

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Let the marked price of radio be Rs. y.
According to the question,
85% of y = 255⇒ y × 85 = 255 100
Correct Option: D
Let the marked price of radio be Rs. y.
According to the question,
85% of y = 255⇒ y × 85 = 255 100 ⇒ y = 255 × 100 = Rs. 300 100
 A shopkeeper marks his goods 20% higher than the cost price and allows a discount of 5%. The percentage of his profit is:

 15%
 20%
 10%
 14%

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Suppose C.P. of article = Rs. 100
Its marked price = Rs. 120
On 5% discount ,∴ S.P. = 120 × 95 = Rs. 114 100
Profit = S.P. of article  C.P. of article = 114  100 = Rs. 14
Correct Option: D
Suppose C.P. of article = Rs. 100
Its marked price = Rs. 120
On 5% discount ,∴ S.P. = 120 × 95 = Rs. 114 100
Profit = S.P. of article  C.P. of article = 114  100 = Rs. 14∴ Profit percent = Profit × 100 C.P. Profit percent = 14 × 100 = 14% 100