The cost price of 28 articles is the same as the selling price of ‘x’ articles. if the profit is 40%, then find the value of ‘x’.
ATQ, C.P × 28 = S.P × x S.P/C.P = 28/x Profit % = [(28 – x)/x] × 100 ⇒ 2800 – 100x = 40x ⇒ 140x = 2800 ∴ The value of ‘x’ is 20
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