The selling price of 20 articles is the same as the cost price of 16 articles. The gain or loss percent is:
Answer & explanation
Correct answer: option 1
ATQ,
⇒ S.P. of 20 = C.P. of 16
⇒ C.P. : S.P. = 5 : 4
⇒ Loss = 5 - 4 = 1
⇒ Loss percentage = \(\frac{1}{5}\) × 100 = 20%