1]The banker's 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
a]1/3 years b]2/3 years c]4/3 years d]5/3 years
SI on Rs.1872
preset worth of Rs.1872 is 1800
SI on Rs1800 at 12% = [1872-1800] = 72
SI = PTR/100
72 =( 1800* T * 12)/100
T = 1/3 years
a]1/3 years b]2/3 years c]4/3 years d]5/3 years
SI on Rs.1872
preset worth of Rs.1872 is 1800
SI on Rs1800 at 12% = [1872-1800] = 72
SI = PTR/100
72 =( 1800* T * 12)/100
T = 1/3 years
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