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If the cost of 4 note books is 80. What would be the cost of 7 note books? |
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Answer» Given the cost of 4 note books = ₹ 80 Cost of 1 note book = 80 ÷ 4 = ₹ 20 Cost of 7 note books = ₹ 20 × 7 = ₹ 140 |
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