A reduction of 20% in the price of rice enables a customer to purchase 12.5 kg more for Rs. 800. The original price of rice per kg is :
चावल की कीमत में 20% की कमी हो जाने पर एक ग्राहक 800 रुपये में 12.5 किग्रा चावल ज्यादा खरीद लेता है, तो चावल की मूल कीमत प्रति किग्रा कितनी है ?
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Correct answer: D. Rs. 1616 रुपये
Explanation
The 20% saving = ₹160 buys 12.5 kg, so the new price = ₹12.80/kg. Original = 12.80 ÷ 0.8 = ₹16/kg.
20% बचत = ₹160 से 12.5 किग्रा, अतः नया मूल्य = ₹12.80/किग्रा। मूल मूल्य = 12.80 ÷ 0.8 = ₹16।
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