if the selling price 6 articles is equal to the cost of 9 articles then find the gain or loss percent
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Answer:
sp of 6 articles = x = cp of 9 articles
sp of 1 article = x/6
cp of 1 article = x/9
gain or loss = x/6 - x/9
=3x-2x/18
=x/18
gain or loss % = gain or loss / cp ×100
= x/18/x/9 ×100
=x/18 × 9/x ×100
=50%
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