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The sum of money which becomes ₹ 2420 at 10 % rate of compound interest after two years is
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- ₹ 2000
- ₹ 1000
- ₹ 2500
- ₹ 1500
Correct Option: A
Given Here , Amount ( A ) = ₹ 2420 , P = ? , Rate ( R ) = 10% , Time = 2 years
Using the given formula ,
A = P | 1 + | T | |||
100 |
⇒ 2420 = P | 1 + | 2 | |||
100 |
⇒ 2420 = P | 1 + | 2 | = P | 2 | ||||||
10 | 10 |
⇒ P = | = Rs. 2000 | |
11 × 11 |