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Question : The average price of 20 pens is Rs. 18. If 12 new pens are added, then the average price rises by Rs. 4. What is the total price of the new pens?

Option 1: Rs. 384

Option 2: Rs. 368

Option 3: Rs. 328

Option 4: Rs. 344


Team Careers360 8th Jan, 2024
Answer (1)
Team Careers360 18th Jan, 2024

Correct Answer: Rs. 344


Solution : Given: The average price of 20 pens = Rs. 18
Total price of 20 pens = 20 × 18 = 360
If 12 new pens are added, then the average price rises by Rs. 4 = 32 × 22 = 704
The total price of the new pens = 704 – 360 = 344
Hence, the correct answer is Rs. 344.

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