RRB NTPC CBT-1 previous year question
What should come in place of the ‘?’ in the given series? 19 36 59 94 147 ?
Asked in RRB NTPC 2026 — 16 June Shift 2 · Reasoning
Tap an option to check your answer.
Show answer and explanation
Correct answer: (B) 224
Differences are 17,23,35,53 and their second differences are 6,12,18 (increasing by 6). The next second difference is 24, so next first-difference=53+24=77, giving 147+77=224.
हिंदी में प्रश्न
दी गई श्रृंखला में “?' के स्थान पर क्या आएगा? 19 36 59 94 147 ?
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (B) 220
अंतर 17,23,35,53 हैं और उनके द्वितीय अंतर 6,12,18 हैं (हर बार 6 से बढ़ते हुए)। अगला द्वितीय अंतर 24 होगा, अतः अगला प्रथम अंतर=53+24=77, जिससे 147+77=224 प्राप्त होता है।
More solved Reasoning questions
- What should come in place of the ‘?’ in the given series? 8 22 64 134 232 ?
- Refer to the given number series and answer the question that follows. All numbers are single-digit numbers only. Counting to be done from…
- What should come in place of ‘?’ in the given series? 41 53 66 80 95 111 ?
- Refer to the given letter series and answer the question that follows. Counting to be done from left to right only. (Left) O E D F F B G F…
- In a certain code language, A # B means ‘A is the daughter of B’, A @ B means ‘A is the brother of B’, A ! B means ‘A is the wife of B’…
- In a row of 35 people facing the north, Geeta is 15th from the right end. If Nalini sits 14th to the left of Geeta, what is Nalini’s…