Question

A man sells two houses at the rate of Rs 1,995 lakhs each. On one house he gains 20% and on the other, he loses 20%. His gain or loss percent on the whole transaction is:

• A. 5% loss
• B. 4% profit
• C. 4% loss
• D. Insufficient data
• E. None of the above

Answer 1

The correct option is C 4% loss

Here, x =20
$\therefore$ Overall loss % $={\left(\frac{x}{10}\right)}^2\%={\left(\frac{20}{10}\right)}^2\%=4\%$