CAT Exam Numerical Ability Ratio and Proportion

The ratio of the cost prices of two articles A and B is 4:5.The articles are sold at a profit with their selling prices being in the ratio 5:6.If the profit on article A is half of its cost price,find the ratio of the profits on the articles A and B?

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10/11

If Cps are 4x and 5x and sp are 5y and 6y, then
5y-4x = 4x/2
5y=6x
y= x*6/5= 1.2x

Ratio of profits = (5y-4x)/(6y-5x)= (6x-4x)/(7.2x- 5x)= 2/2.2 = 20/22 = 10/11
11 years agoHelpfull: Yes(8) No(2)

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