Find the principal amount when the Simple Interest (S.I.) is ₹ 1,800 , the rate of interest is 4\% per annum, and the time is 8 months . - Quantitative Aptitude MCQ Competitive Exam Practice 2026 | ExamTest.live

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Find the principal amount when the Simple Interest (S.I.) is ₹ 1, 800, the rate of interest is 4% per annum, and the time is 8 months .

Solution & Step-by-step Explanation

Given: S.I. = ₹1, 800 R = 4% p.a. T = 8 months = \frac{8}{12} = \frac{2}{3} years Formula: S.I. = \frac{P \times R \times T}{100} 1800 = \frac{P \times 4 \times \frac{2}{3}}{100} 1800 = \frac{P \times 8}{300} P = \frac{1800 \times 300}{8} P = \frac{540000}{8} = 67500 The principal amount is ₹ 67, 500 .

Try it yourself before checking the explanation above.

Find the principal amount when the Simple Interest (S.I.) is ₹ 1, 800, the rate of interest is 4% per annum, and the time is 8 months .

₹ 65, 700

₹ 67, 050

₹ 67, 000

₹ 67, 500

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