Fabina borrows Rs.12,500 per annum for 3 years at simple interest and Radha borrows the same amount for the same time period at 10% per annum, compounded annually. Who pays more interest and by how much?

Respuesta :

Answer: Radha pays $387.50 more interest than Fabina

Step-by-step explanation:

                            Fabina

Simple Interest: I = P × r × t

                            = 12500 × 0.10 × 3

                            = $3750.00

                                  Radha

[tex]\text{Compound Interest:}\ A = P(1+r)^t\\.\qquad \qquad \qquad \qquad \qquad =12500(1+0.10)^3\\.\qquad \qquad \qquad \qquad \qquad =12500(1.10)^3\\.\qquad \qquad \qquad \qquad \qquad =16637.50[/tex]

16637.50 - 12500 = $4137.50

                                  4137.50 - 3750.00 = $387.50

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