Some articles were bought at 6 for Rs.5, and sold at 5 for

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RRB TA Exam (Chennai) 2008 click here to view all questions

Some articles were bought at 6 for Rs.5, and sold at 5 for Rs.6. Gain percentage is

A5%

B6%

C30%

D44%

Nithin K ? Dec 4 '2016 at 14:46

Answer : 44%

Explanation :

Suppose, number of articles bought = L.C.M. of 6 and 5 = 30.

C.P. of 30 articles = \(\frac{5}{6} \times 30 = 25. \)

S.P. of 30 articles = \(\frac{6}{5} \times 30 = 36 \)

\(Gain\% = \frac{11}{25} \times 100 \% = 44\%.\)

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Answer : 44% Explanation : Suppose, number of articles bought = L.C.M. of 6 and 5 = 30. C.P. of 30 articles = \(\frac{5}{6} \times 30 = 25. \) S.P. of 30 articles = \(\frac{6}{5} \times 30 = 36 \) \(Gain\% = \frac{11}{25} \times 100 \% = 44\%.\) Nithin K ? answered Dec 4 '2016 at 14:46 All Comments

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