SSC GD Constable previous year question
Two numbers are in the ratio 4:9. If their geometric mean is 24, find the positive difference between the two numbers.
Asked in SSC GD Constable 2025: 04 Feb 2025 Shift 1 (Morning) · Quantitative Aptitude
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Correct answer: (D) 20
Let numbers be 4x and 9x; geometric mean = √(4x×9x)=6x=24 ⟹ x=4; numbers are 16 and 36; difference = 20.
हिंदी में प्रश्न
दो संख्याएँ 4 : 9 के अनुपात में हैं। यदि उनका माध्यानुपाती 24 है, तो दोनों संख्याओं के बीच धनात्मक अंतर ज्ञात कीजिए।
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (D) 20
संख्याएँ 4x और 9x मानें; माध्यानुपाती = 6x = 24 ⟹ x=4; संख्याएँ 16 और 36; अंतर = 20।
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