The cost price of 15 pens is equal to the selling price of 20 pens. The loss or profit percentage is:
Answer & explanation
Correct answer: option 2
According to the question,
The cost price of 15 pens is equal to the selling price of 20 pens
\(\frac{CP}{SP}\) = \(\frac{20}{15}\)
Loss = 20 - 15 = 5
Loss% = 5 × \(\frac{100}{20}\) = 25%