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A shopkeeper bought 15 kg of rice at the rate of Rs. 29 per kg and 25 kg of rice at the rate of Rs. 20 per kg. He sold the mixture of both types of rice at the rate of Rs. 27 per kg. His profit in this transaction is –

A. Rs. 125 B. Rs. 150 C. Rs. 140 D. Rs. 145 Answer: Option D
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Solution(By Apex Team)

$\begin{array}{l}\text{According to the question,}\\ \text{Cost price of the mixture}\\ \text{= 15 × 29 + 25 × 20}\\ \text{= Rs. 935}\\ \text{Selling price of the mixture}\\ \text{= 27 × 40}\\ \text{= Rs. 1080}\\ \\ \text{Profit = Selling price – Cost price}\\ \text{Profit = 1080 – 935 = Rs. 145}\end{array}$

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