IB ACIO Grade II previous year question
Find the difference in population 3 years ago and 2 years ago of a town whose current population is 3,70,000, increasing at 25% per year.
Asked in IB ACIO Grade II (16 Sep 2025 Shift 3) · Quantitative Aptitude
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Correct answer: (D) 47,360
Population 2 yrs ago = 370000/1.25² = 236800; 3 yrs ago = 370000/1.25³ = 189440. Difference = 236800 − 189440 = 47,360.
हिंदी में प्रश्न
एक कस्बे की वर्तमान जनसंख्या 3,70,000 है और जो प्रति वर्ष 25% की दर से बढ़ रही है। कस्बे की 3 वर्ष पहले और 2 वर्ष पहले की जनसंख्या में कितना अंतर होगा?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (D) 47,360
2 वर्ष पूर्व जनसंख्या = 370000/1.25² = 236800; 3 वर्ष पूर्व = 370000/1.25³ = 189440। अंतर = 236800 − 189440 = 47,360।
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