Question

A shopkeeper earns a profit of `6 by selling 1 notebook and incurs a loss of `4 by selling a pen from his old stock. In a particular week, he suffered a loss of `100. If he sold 30 notebooks, then how many pens did he sell?b. In the next week, he earns neither profit nor does he incur any loss. If he sold 40 notebooks, then how many pens did he sell?

Answer 1

Answer:

I think your answer will be 18 not sure but you can go with it

Step-by-step explanation:

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