A man purchased 7 bags of rice at the rate of…

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A man purchased 7 bags of rice at the rate of Rs. 800 each, 8 bags of rice at Rs. 1000 each and 5 bags of rice at the rate of Rs. 1200 each. What is the average cost of one bag of rice ?

  1. A. Rs. 1000
  2. B. Rs. 980
  3. C. Rs. 1120
  4. D. Rs. 1050

Answer: Option B

Here is complete explanation of A man purchased 7 bags of rice at the rate of….

Solution(By ExamCraze Team)

According to the question,
Average
= $$frac{7 × 800 + 8 × 1000 + 5 × 1200}{20}$$
= $$frac{5600 + 8000 + 6000}{20}$$
= $$frac{19600}{20}$$
∴ Average = Rs. 980

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