SSC GD Constable previous year question
If at same rate of interest, in 2 years, the simple interest is ₹40 and compound interest is ₹65, then what is the principal (in ₹)?
Asked in SSC GD Constable 2025: 05 Feb 2025 Shift 3 · Quantitative Aptitude
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Correct answer: (B) 16
Difference (CI−SI) for 2 years = P×(R/100)²; SI gives R relation, and solving both equations together yields P = 16. Note: values used are those given in the source.
हिंदी में प्रश्न
यदि समान ब्याज दर पर, 2 वर्षों में साधारण ब्याज ₹40 है और चक्रवृद्धि ब्याज ₹65 है, तो मूलधन (₹ में) क्या है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (B) 16
2 वर्षों के लिए (CI−SI) अंतर = P×(R/100)²; SI से R संबंध प्राप्त होता है, और दोनों समीकरणों को साथ हल करने पर P = 16 प्राप्त होता है (मूल स्रोत में दिए गए मानों के अनुसार)।
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