Question 20
If the area of a circle of radius $$5$$ is numerically $$x\%$$ of its circumference, then $$x$$ is
Correct Answer: 250
Solution
The area is $$25\pi$$ and the circumference is $$10\pi$$. Thus $$25\pi=\frac{x}{100}\times 10\pi$$, which gives $$x=250$$.
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