SSC GD Constable previous year question
The average of 4 numbers is 52. The average of the first two numbers is thrice the average of the other two numbers. What is the sum of the first two numbers?
Asked in SSC GD Constable 2024: 20 Feb 2024 Shift 3 · Quantitative Aptitude
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Correct answer: (A) 156
Total of 4 = 208. With other-two average=x and first-two average=3x: 6x+2x=8x=208 ⟹ x=26. Sum of first two = 6x = 156.
हिंदी में प्रश्न
4 संख्याओं का औसत 52 है। प्रथम दो संख्याओं का औसत अन्य दो संख्याओं के औसत का तीन गुना है। प्रथम दो संख्याओं का योग कितना है?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (A) 156
Total of 4 = 208. With other-two average=x and first-two average=3x: 6x+2x=8x=208 ⟹ x=26. Sum of first two = 6x = 156.
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