A man sells an article at a profit of 25 if he had bought it 20 less and sold it for Rs 10 50 less h...........

Quantitative Aptitude ( CCS) Profit and loss

A man sells an article at a profit of 25%if he had bought it 20% less and sold it for Rs 10.50 less,he would have gained 30%find the cost price of the article.

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Explanation:

Let the C.P be Rs x
1st S.P=125% of x =125x/100=5x/4;2nd S.P=80% of x=80x/100=4x/5
2nd S.P=130% of 4x/5=(130/100*4x/5)=26x/25
=>5x/4-26x/25=10.50?x=(10.50*100)/21=50
hence C.P=Rs.50