What amount of principal invested at 5% for 3 months will yield a simple interest of Rs. 25?
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What amount of principal invested at 5% for 3 months will yield a simple interest of Rs. 25?
Rs.2000
Rs.2200
Rs.2500
None of these
Simple Interest = (P * R * T) / 100. 25 = (P * 5 * (3/12)) / 100. 25 = (P * 5 * 0.25) / 100. 2500 = 1.25P. P = 2000.
Using the simple interest formula, Simple Interest equals Principal times Rate times Time divided by 100. The time of 3 months is 3 over 12 of a year, so 25 equals Principal times 5 times 0.25 divided by 100. Solving this equation gives 25 equals 0.0125 times Principal. Dividing 25 by 0.0125 gives the principal of Rs. 2000.