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The bankers discount on Rs 1800 at 12 % per annum is equal to the true discount on Rs 1872 for the same time at the same rate .Find the time.

Correct Answer: 4 months

Explanation:

S.I on Rs 1800 = T.D on Rs 1872


P.W of Rs 1872 is Rs 1800


Rs 72 is S.I on Rs 1800 at 12%


Time = (100 * 72)/(12 * 1800)


= 1/3 years = 4 months


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