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The length of a rectangle is increased by 10% and breadth decreased by 10% Then the area of the new rectangle is :
Answer & Solution
Correct Answer:
Option
C
Decrease in area
$$\eqalign{ & = \frac{{{x^2}}}{{100}}\% \cr & = \frac{{{{\left( {10} \right)}^2}}}{{100}} \cr & = 1\% \cr} $$
$$\eqalign{ & = \frac{{{x^2}}}{{100}}\% \cr & = \frac{{{{\left( {10} \right)}^2}}}{{100}} \cr & = 1\% \cr} $$
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