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If the amount after 2 years at compound interest is Rs. 1210 and the principal i
If the amount after 2 years at compound interest is Rs. 1210 and the principal is Rs. 1000, what is the rate of interest?
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Q1
If the amount after 2 years at compound interest is Rs. 1210 and the principal is Rs. 1000, what is the rate of interest?
10%
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12%
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Using the formula A = P(1 + r)^t, we have 1210 = 1000(1 + r)^2. Solving gives r = 0.1 or 10%.
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Q: If the amount after 2 years at compound interest is Rs. 1210 and the principal is Rs. 1000, what is the rate of interest?
Solution:
Using the formula A = P(1 + r)^t, we have 1210 = 1000(1 + r)^2. Solving gives r = 0.1 or 10%.
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