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The number of students appearing for the Aptitude Test from Town D is approximately what percentage of the number of students appearing for the Aptitude Test from Town C?
Answer & Solution
Correct Answer:
Option
A
$$\eqalign{
& \text{Required percentage} \cr
& = \left(\frac{42.5\times1000}{17.5\times1000}\times100\right)\% \cr
& = \left(\frac{425}{175}\times100\right)\% \cr
& = \frac{425\times4}{7}\% \cr
& = \frac{1700}{7}\% \cr
& = 242.85\% \cr
& \approx 243\% \cr} $$
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