Question 30
What should be the least number of years in which the simple interest on Rs.2600 at $$6\frac{2}{3}$$% will be an exact number of rupees ?
Solution
Let the number of years be 'x'
Simple Interest on Rs.2600 at 6$$\frac{2}{3}$$% interest is
$$\frac{2600\times x\times(\frac{20}{3})}{100}$$
= $$\frac{520x}{3}$$
So 'x' should be 3,6,9,.... for exact number
$$\therefore$$ Least value of 'x' = 3
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