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Tue 26 Nov, 2013 06:56 pm
The simple interest on a certain sum for 1.5years at 12% per annum is $60 less than the simple interest on the same sum for 3 years at 10% per annum. find the sum?
@vertty brown,
1.5 * 0.12 * x + 60 = 3 * 0.10 * x
solve for x