A pencil costs ₹8 and an eraser costs ₹5. Sam wants to buy 2 pencils and 1 eraser. How much money does he need?

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• A ₹13
• B ₹21
• C ₹15
• D ₹20

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Answer: B. ₹21

Explanation: Cost of 2 pencils: ₹8 + ₹8 = ₹16. Add the cost of the eraser: ₹16 + ₹5 = ₹21.

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