₹ 6,400 amounts to ₹ 7840 in two years at simple interest. How much will a sum of ₹ 84 invested at the same rate of simple interest amount in four…

CA Foundation · Quantitative Aptitude · MTP · September 2024
₹ 6,400 amounts to ₹ 7840 in two years at simple interest. How much will a sum of ₹ 84 invested at the same rate of simple interest amount in four years?
(A) A. ₹11.20
(B) B. ₹112.20
(C) C. ₹120.80
(D) D. ₹121.80

Suggested Answer and Working Notes:

Correct Answer: Option (C)

C. ₹120.80

Topics: Part-A: Business Mathematics

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