Question
A person invests Rs. 800 for 2 years at a simple interest rate of ‘x%’ per annum, Rs. 450 for 4 years at a simple interest rate of (x – 2)% per annum, and Rs. 1,200 for 5 years at a simple interest rate of 5% per annum. If the total interest earned from all investments is Rs. 604, what is the value of ‘x’?
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