RRB NTPC CBT-1 previous year question
What should come in place of ‘?’ in the given series? 37 57 81 109 141 177 ?
Asked in RRB NTPC 2026 — 14 June Shift 1 · Reasoning
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Correct answer: (C) 217
The differences between consecutive terms are 20, 24, 28, 32, 36, 40, increasing by 4 each time. So the next term = 177+40 = 217.
हिंदी में प्रश्न
दी गई श्रृंखला में “?' के स्थान पर क्या आना चाहिए? 37 57 81 109 141 ?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (C) 214
क्रमागत पदों के बीच अंतर 20, 24, 28, 32, 36, 40 हैं, जो हर बार 4 से बढ़ते हैं। अतः अगला पद = 177+40 = 217।
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