Question : A sum of Rs. 400 becomes Rs. 448 at simple interest in 2 years. In how many years will the sum of Rs. 550 amounts to Rs. 682 at the same rate?
Option 1: 2 years
Option 2: 3 years
Option 3: 3.5 years
Option 4: 4 years
Correct Answer: 4 years
Solution :
Interest for 2 years = Rs. (448 – 400) = Rs. 48
i.e. 1 year interest =
1 year interest = Rs. 24
We know Rate of interest =
Principal = Rs. 550
Amount = Rs. 682
SI = Rs. 682 – Rs. 550 = Rs. 132
Time =
Hence, the correct answer is 4 years.
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