SSC GD Constable previous year question
If, at the same rate of interest, over 2 years, the simple interest is ₹44 and the compound interest is ₹46, find the principal (in ₹).
Asked in SSC GD Constable 2025: 10 Feb 2025 Shift 2 (Afternoon) · Quantitative Aptitude
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Correct answer: (A) 242
CI−SI for 2 years = P(r/100)² = 46−44 = 2. Also SI = 2Pr/100 = 44 ⟹ Pr = 2200. Solving these gives r=2.5% and P = ₹242.
हिंदी में प्रश्न
यदि समान ब्याज दर पर, 2 वर्ष में, साधारण ब्याज ₹44 तथा चक्रवृद्धि ब्याज ₹46 है, तो मूलधन (₹ में) ज्ञात कीजिए।
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सही उत्तर: (A) 242
2 वर्ष के लिए CI−SI = P(r/100)² = 46−44 = 2। साथ ही SI = 2Pr/100 = 44 ⟹ Pr = 2200। हल करने पर r=2.5% और P = ₹242 मिलता है।
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