Math, asked by mkitabitalib, 2 months ago

19. If there is a gain of Rs. 12 by selling an
article for Rs. 21, then find its cost price.​

Answers

Answered by prishabhandari64
3

Answer:

gain =sp-cp

12=21-x

-x=21-12

x= 9

Step-by-step explanation:

hope this will help you

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