SSC GD Constable previous year question
If at the same rate of interest, in 2 years, the simple interest is ₹40 and compound interest is ₹44, then what is the principal (in ₹)?
Asked in SSC GD Constable 2025: 07 Feb 2025 Shift 3 · Quantitative Aptitude
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Correct answer: (A) 100
Difference (CI−SI) = ₹4 is interest on year-1's SI (₹20); rate = 4/20 = 20%. Using SI: 40 = P×20×2/100 ⟹ P = ₹100.
हिंदी में प्रश्न
यदि समान ब्याज दर पर, 2 वर्षों में साधारण ब्याज ₹40 और चक्रवृद्धि ब्याज ₹44 है, तो मूलधन (₹ में) क्या है?
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उत्तर और व्याख्या देखें
सही उत्तर: (A) 100
अंतर (CI−SI) = ₹4, वर्ष-1 के SI (₹20) पर ब्याज है; दर = 4/20 = 20%। SI सूत्र से: 40 = P×20×2/100 ⟹ P = ₹100।
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