Profit earned on selling an article 810 is same as loss on selling it for 530 thn find the cost price
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Answer:
670
Step-by-step explanation:
Profit = SP - CP = 810 - CP
Loss = CP - SP = CP - 530
Profit at 830 = Loss at 530
810 - CP = CP - 530
2CP = 1340
CP = 670
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