Question
2 Four books and eight pens were bought for ₹260. If
the average price of a book is ₹35, then the average price of a pen would be:Solution
Total cost of 4 books = 4 × 35 = ₹140 Total cost of 4 books and 8 pens = ₹260 Cost of 8 pens = ₹260 - ₹140 = ₹120 Average price of a pen = ₹120 / 8 = ₹15 Thus, the average price of a pen is ₹15.
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