RRB NTPC CBT-1 previous year question
Asked in RRB NTPC 2026 — 16 June Shift 3 · Quantitative Aptitude
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Correct answer: (B) 1.6
Rewriting 4y−2 as 22y−4, the equation 2x+1*22y−4=25 gives x+2y-3=5, so x+2y=8. Since x=3y, substituting gives 5y=8, so y=1.6.
हिंदी में प्रश्न
यदि? +!) % 4(४-2)--37 है और ६ ८: 39 है, तो ए का मान कितना है? 
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सही उत्तर: (B) 1.4 F बा...
4y−2 को 22y−4 के रूप में लिखने पर, समीकरण 2x+1*22y−4=25 से x+2y-3=5, अतः x+2y=8। चूँकि x=3y, प्रतिस्थापित करने पर 5y=8, अतः y=1.6।
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