Question

1.
2.
3.
4.
Answer (Detailed Solution Below)

Option 3 : 92

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Detailed Solution

सही उत्तर 92 है।

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PrepSnapprepsnap.in • Part -A

Question:

, 6, 15, 31, 56, ? — Find the missing number. / 2, 6, 15, 31, 56, ? — लुप्त संख्या ज्ञात कीजिए।

1.
90
2.
91
3.
92
4.
94

Correct Answer: 92

Successive differences are 4, 9, 16, 25 — the squares of 2, 3, 4, 5 — so the next difference is 36 and 56 + 36 = 92. / क्रमिक अंतर 4, 9, 16, 25 — अर्थात 2, 3, 4, 5 के वर्ग — हैं, अतः अगला अंतर 36 होगा और 56 + 36 = 92।

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