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The amount of money invested (in rupees crore) in the core infrastructure areas of two districts, Chittoor and Khammam, Andhra Pradesh as follows:

The investment in Electricity and Thermal Energy in 1995 in these two districts formed what percent of the total investment made in that year?

1. $41$%
2. $47$%
3. $52$%
4. $55$%

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In $1995$,

Investment in Electricity in Chittoor= $815.2$ Rs.

Investment in Electricity in Khammam= $2065.8$ Rs.

Investment in Thermal Energy in Chittoor= $690.4$ Rs.

Investment in Thermal Energy in Khammam= $1232.7$ Rs.

∴ Total investment in Electricity & Thermal Energy in $1995$ = $815.2 + 2065.8 + 690.4 + 1232.7 = 4804.1$ Rs.

∴ Total investment in Electricity & Thermal Energy in $1995$ are of a total of $\left [ \dfrac{4804.1}{2981.1+7081.6}\% \right ] = 47.74\%$ of the total investment made in these two districts (Chittoor & Khammam) in $1995$.
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