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NEERAJA P M

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· 1 Months ago

I couldn't understand. Please give an easy solution.

Question:
The ratio of selling price of 3 articles A, B and C is 8: 9: 5 and the ratio of percentage profit is 8: 7: 14 respectively. If the profit percentage of A is 14.28% and the cost price of B is Rs. 400, what is the overall percentage gain?
Options:
A) 14.28%
B) 14.87%
C) 16.66%
D) None of these
Solution:
Ans: (d)


Since 14.28% = \(\cfrac{1}{7}\)

So, the ratio of profit percentage of

Given


Thus the ratio of CP of A : B : C

7 : 8 : 4

Therefore % profit = \(\cfrac{(8+9 + 5)- (7 + 8 +4)}{(7 + 8 +4)}× 100\)

\(= \cfrac{3}{19}× 100 = 15.78\%\)

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