RRB Technician Grade 3 previous year question
If a sum of ₹8000 becomes thrice of itself after 8 years on compound interest, then how much will it become after 24 years?
Asked in RRB Technician Grade 3 (06 Mar 2026 Shift 1) · Quantitative Aptitude
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Correct answer: (D) ₹216000
If Rs.8000 becomes three times (Rs.24000) in 8 years at CI, then (1+r)8=3. After 24 years (three 8-year periods), amount = 8000 x 33 = 8000 x 27 = Rs.216000. Hence Rs.216000 is correct.
हिंदी में प्रश्न
यदि ₹8000 की राशि चक्रवृद्धि ब्याज पर 8 वर्षों के बाद स्वयं का तिगुना हो जाती है, तो 24 वर्षों के बाद वह राशि कितनी हो जाएगी?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (D) ₹216000
यदि ₹8000 चक्रवृद्धि ब्याज पर 8 वर्षों में तीन गुना (₹24000) हो जाता है, तो (1+r)8=3। 24 वर्षों (तीन 8-वर्षीय अवधियों) बाद राशि = 8000×3³ = ₹216000 होगी। अतः सही उत्तर ₹216000 है।
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