Question
A man got a discount of 10% on sugar at Big Mart which
allowed him to buy 25 kg more for ₹200/-. What is the discounted price and the original price of the sugar per kg?Solution
Due to x% increase/decrease in the price, the person purchased ‘y’ kg less/more in Rs. ‘a’ So, we can say that x% of a is the price of y kg. 25 kg =200 Rs 1 kg =9Rs. discounted price= =8×100/10 =80paise. Let Original price=10x Discounted prices =10x×80/100=8x ATQ- 200/8x -200/10x =25 10x-8x =10x2 10x =2 Rs.
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Conclusions:
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