Question

Two articles are sold at $480$ each. On one, profit of $20\%$ is made and on the other, there is a loss of $20\%$. What $\%$ loss or $\%$ profit is made in the whole transaction?

• A. $2\%$ loss
• B. $4\%$ loss
• C. $4\%$ gain
• D. $2\%$ gain

Answer 1

Answer: (B)

$4\%$ loss

There will be Ioss $={\left(\frac{Commonloss}{10}\right)}^2$
$Loss={\left(\frac{20}{10}\right)}^2=2^2=4\%$