The difference of simple interest from two banks on Rs. 8,000 in 3 years is Rs. 800. If the rate of interest per annum in two banks is R1 and R2, then what is the value of R1- R2? (Where R1 > R2)
SI= 800 P= 8000, T =3y r = R 1 -R 1 [8000×3×(R 1 -R 2 )]/100 = 800 R 1 -R 2 = 10/3%
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