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The sum invested in scheme B is twice the sum invested in scheme A. Investment in scheme A is made for 3 years at 8% p.a. simple interest and in Scheme B for 2 years at 9% p.a. simple interest. The total interest earned from both the schemes is Rs. 1800. How much was invested in Scheme A?1). Rs. 40002). Rs. 35003). Rs. 30004). Rs. 2500 |
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Answer» Solution scheme A has 8 % SI and scheme B has 9 % SI Let the SUM invested in A = RS y then sum invested in B = Rs 2y Total interest EARNED = Rs 1800 Time = 2 yearsfor scheme B and 3 years for scheme A So $\frac{24y}{100}$ + $\frac{36y}{100}$ = 1800 y = 180000/60 y= 3000 |
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