2 years ago in Profit & Loss

# A shopkeeper earns a profit of 12% on selling a book at 10% discount on the printed price. The ratio of the cost price and the printed price of the book is:

[A] 45:56
[B] 45:51
[C] 47:56
[D] 47:51

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## Related Questions

### A trader sells two brands of petrol; one is Extra Premium and other one is speed. He mixes 12 litres Extra Premium with 3 litres of speed and by selling this mixture at the price of Extra Premium he gets the profit of 9.09. If the price of Extra Premium Rs. 48 per litre, then the price of Speed is:

• [A] Rs. 38 per litre
• [B] Rs. 42 per litre
• [C] Rs. 28 per litre
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• [A] 50%
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