SOLUTION: Solution: A man purchased some eggs at 3 or rupees 5 and sold them at 5 for rupees 12. Thus, he gained rupees 143 in all. How many eggs did he purchase?

Algebra ->  Percentage-and-ratio-word-problems -> SOLUTION: Solution: A man purchased some eggs at 3 or rupees 5 and sold them at 5 for rupees 12. Thus, he gained rupees 143 in all. How many eggs did he purchase?       Log On


   

Question 1063532: Solution: A man purchased some eggs at 3 or rupees 5 and sold them at 5 for rupees 12. Thus, he gained rupees 143 in all. How many eggs did he purchase?
Answer by ikleyn(52794) About Me  (Show Source):
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Solution: A man purchased some eggs at 3 or rupees 5 and sold them at 5 for rupees 12.
Thus, he gained rupees 143 in all. How many eggs did he purchase?
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As I understand the condition (which is written in the manner far from perfect) your equation is 


12%2A%28n%2F5%29-5%2A%28n%2F3%29 = 143,


where "n" is the number of eggs (unknown).


Multiply by 15 both side, simplify and solve.