1.

 The ratio of the selling prices of three articles is 5:6:9 and the ratio of their cost prices is 4:5:8. What is the ratio of their respective percentages of profit, if the profit on the first and the

A. 7:8:5
B. 8:8:5
C. 9:8:5
D. 10:8:5
Answer» E.


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