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Instructions
 Answer the questions based on the following information. The amount of money invested (rupees in crores) in the core infrastructure areas of two districts, Chittoor and Khammam, Andhra Pradesh, is as follows.

Question 61

By what per cent was the total investment in the two districts more in 1996 as compared to 1995?

Solution
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Total investment in 1996 = 3489.5 + 8352 = 11841.5
Total investment in 1995 = 7081.6 + 2923.1 = 10004.7
change = 1836.8
%change = $$\frac{1836.8}{10004.7} \times 100 $$
As we can see with apprximation method that above value will be less than 20 and more than 18
Hence most appropriate answer will be D) = 18

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