Question

A shopkeeper earns a profit of RS 1 by selling one pen and incurs a loss of 40paise per pencil while selling pencil of her old stock. A) In a particular month she incurs a loss of RS 5in this period she sold 45pens .How many pencil did she sell in this period?

B) In the next month she earns neither profit nor loss .If she sold 70pens ,how many pencil did she sell​

Answer 1

Answer:

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