Question

shopkeeper earns a profit of ₹ 2 by selling one pen and incurs a loss of 50 paise per pencil while selling pencils of his old stock. i) In a particular month he incurs a profit of ₹10. In this period, he sold 30 pens. How many pencils did he sell in this period? ii) In the next month, he earns neither profit nor loss. If he sold 60 pens, how many pencils did he sell?
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Answer 1

Step-by-step explanation:

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