The simple interest on a sum of money is 1/9 of the principal and the number of years is equal to the rate per cent per annum. The rate percent per annum is :
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The simple interest on a sum of
money is 1/9 of the principal and
the number of years is equal to the
rate per cent per annum. The rate
percent per annum is : (a) 3 (b) 1/3 (c) 10/3 (d) 3/10 Correct answer: c Solution :
