A woman bought two articles A and B for * 7,500. She sold the article A at a gain of 5% and the
other article B at a gain of 15%, gaining 10% on the whole. Find the cost price of the articles
A and B separately.
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Answer:
A=B=3750
Step-by-step explanation:
0.05A + 0.15B = 7500*0.1 = 750
=> A + 3B = 15000
But A + B = 7500
=> B = 7500/2 = 3750
=> A = 3750
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