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The amount and compound interest on Rs....

The amount and compound interest on Rs. 2500 for 2years at 10% per annum respectively are (in rupees)____ and _____.

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To solve the problem of finding the amount and compound interest on Rs. 2500 for 2 years at 10% per annum, we can follow these steps: ### Step 1: Identify the given values - Principal (P) = Rs. 2500 - Rate of interest (R) = 10% per annum - Time (T) = 2 years ### Step 2: Use the formula for compound amount The formula for calculating the amount (A) in compound interest is: \[ A = P \left(1 + \frac{R}{100}\right)^T \] ### Step 3: Substitute the values into the formula Substituting the known values into the formula: \[ A = 2500 \left(1 + \frac{10}{100}\right)^2 \] ### Step 4: Simplify the expression Calculate \( \frac{10}{100} \): \[ \frac{10}{100} = 0.1 \] So, we have: \[ A = 2500 \left(1 + 0.1\right)^2 \] \[ A = 2500 \left(1.1\right)^2 \] ### Step 5: Calculate \( (1.1)^2 \) \[ (1.1)^2 = 1.21 \] Now substitute back: \[ A = 2500 \times 1.21 \] ### Step 6: Calculate the amount \[ A = 3025 \] So, the amount after 2 years is Rs. 3025. ### Step 7: Calculate the compound interest (CI) The formula for compound interest is: \[ CI = A - P \] Substituting the values: \[ CI = 3025 - 2500 \] \[ CI = 525 \] ### Final Answer - Amount = Rs. 3025 - Compound Interest = Rs. 525 ---
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PEARSON IIT JEE FOUNDATION-SIMPLE INTEREST AND COMPOUND INTEREST -Very Short Answer Type Questions
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