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A sum of money was invested at a certain rate of simple interest for 2 years. Had it been invested at 1% higher rate, it would have fetched Rs. 24 more interest. The sum of money is ?

1Rs. 1200
2Rs. 1050
3Rs. 1000
4Rs. 9600

Answer:- 1

Explanation:-

Solution:

More interest paid in 2 years

\begin{aligned} =  2 \times 1 = 2 % \\ According to the question, \\ 2 % of sum  =  Rs . 24 \\ 1 % of sum  =  Rs . \frac{24}{2} \\ Total sum \\ =  Rs . \frac{24}{2} \times 100 \\ = Rs . 1200 \end{aligned}

$\eqalign{ & {\text{ = 2}} \times {\text{1}} = {\text{2}}\% \cr & {\text{According to the question, }} \cr & {\text{2}}\% {\text{ of sum = Rs}}{\text{. 24}} \cr & {\text{1}}\% {\text{ of sum = Rs}}{\text{.}}\frac{{24}}{2} \cr & {\text{Total sum}} \cr & {\text{ = Rs}}{\text{. }}\frac{{24}}{2} \times 100 \cr & = {\text{Rs}}{\text{. }}1200 \cr}$

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", "dateCreated": "7/24/2019 10:09:12 AM", "author": { "@type": "Person", "name": "Nitin Sir" } }, "suggestedAnswer": { "@type": "Answer", "text": "

Solution:

More interest paid in 2 years

\begin{aligned} =  2 \times 1 = 2 % \\ According to the question, \\ 2 % of sum  =  Rs . 24 \\ 1 % of sum  =  Rs . \frac{24}{2} \\ Total sum \\ =  Rs . \frac{24}{2} \times 100 \\ = Rs . 1200 \end{aligned}

$\eqalign{ & {\text{ = 2}} \times {\text{1}} = {\text{2}}\% \cr & {\text{According to the question, }} \cr & {\text{2}}\% {\text{ of sum = Rs}}{\text{. 24}} \cr & {\text{1}}\% {\text{ of sum = Rs}}{\text{.}}\frac{{24}}{2} \cr & {\text{Total sum}} \cr & {\text{ = Rs}}{\text{. }}\frac{{24}}{2} \times 100 \cr & = {\text{Rs}}{\text{. }}1200 \cr}$ ", "dateCreated": "7/24/2019 10:09:12 AM" } }

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