Question

The length of a rectangle increases by 10% where as the breadth decreases by 10%. What is the consequent percentage change in the area of the rectangle?
A) 1% increases
B) 10% increases
C) 10% decreases
D) 1% decreases

Answer 1

Answer:

1% decrease

Step-by-step explanation:

Original size=x^2

Modified size=1.1x*.9x=.99x^2

Difference=x^2-.99x^2=.01x^2 or a 1% decrease

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Answer 2

The answer is 1% decrease
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