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Q: Find the next three terms in the series. 1, 2, 3, 5, 8, 13, 21, ?, ?, ?
  • A. 30, 51, 81
  • B. 31, 50, 81
  • C. 33, 56, 89
  • D. 34, 55, 89
Correct Answer: Option D - दी गयी शृंखला इस प्रकार है- 1, 2, 3, 5, 8, 13, 21, ?, ?, ? 1 + 1 = 2 1 + 2 = 3 2 + 3 = 5 3 + 5 = 8 5 + 8 = 13 8 + 13 = 21 13 + 21 = 34 21 + 34 = 55 34 + 55 = 89 अत: अगला तीन पद क्रमश: 34, 55, 89 होगा।
D. दी गयी शृंखला इस प्रकार है- 1, 2, 3, 5, 8, 13, 21, ?, ?, ? 1 + 1 = 2 1 + 2 = 3 2 + 3 = 5 3 + 5 = 8 5 + 8 = 13 8 + 13 = 21 13 + 21 = 34 21 + 34 = 55 34 + 55 = 89 अत: अगला तीन पद क्रमश: 34, 55, 89 होगा।

Explanations:

दी गयी शृंखला इस प्रकार है- 1, 2, 3, 5, 8, 13, 21, ?, ?, ? 1 + 1 = 2 1 + 2 = 3 2 + 3 = 5 3 + 5 = 8 5 + 8 = 13 8 + 13 = 21 13 + 21 = 34 21 + 34 = 55 34 + 55 = 89 अत: अगला तीन पद क्रमश: 34, 55, 89 होगा।