SSC CHSL Tier-1 previous year question
₹y amounts to ₹10,920 at 6% p.a. in the same time ₹12,000 amounts to ₹15,000 at 5% p.a. (both SI). Find y.
Asked in SSC CHSL Tier-1 (14 Nov 2025 Shift 3) · Quantitative Aptitude
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Correct answer: (B) ₹8,400
For the second sum: interest=3000=12000×0.05×t → t=5 years. For y: 10920−y = y×0.06×5 = 0.3y → 10920=1.3y → y=₹8,400.
हिंदी में प्रश्न
₹y की राशि 6% वार्षिक दर पर ₹10,920 हो जाती है, उसी समय में ₹12,000 की राशि 5% पर ₹15,000 हो जाती है (दोनों साधारण ब्याज)। y ज्ञात कीजिए।
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सही उत्तर: (B) ₹8,400
दूसरी राशि से: ब्याज=3000=12000×0.05×t → t=5वर्ष। y के लिए: 10920−y=0.3y → y=₹8,400.
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