Subject
Quantitative Aptitude
Topic
Percentage
The banker's discount on a certain sum due 2 years hence is 11/10 of the true discount.The rate percent is:
The banker's discount on a certain sum due 2 years hence is 11/10 of the true discount.The rate percent is:
ক)
11%খ)
10%গ)
5%ঘ)
5.5%Explanation
Let T.D. be Tk. 1. Then, B.D. = Tk. 11/10 = Tk. 1.10. Sum = Tk. (1.10 x 1)/(1.10 – 1) = Tk. (110/10) = Tk. 11. S.I. on Tk. 11 for 2 years is Tk. 1.10 So, Rate = {(100 x 1.10)/( 11 x 2)}% = 5%.Related questions
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