Question
Consider the following statements about National
Archives of India (NAI): 1.   A book fair and an exclusive exhibition-cum-Sale of the National Archives of India (NAI’s) publications opened recently.  2.   It is the custodian of the records of enduring value of the Government of India. 3.   It established on March 11, 1891, at Calcutta (Kolkata) as the British Record Department. Which of the statements given above is/are correct?ÂSolution
A book fair and an exclusive exhibition-cum-Sale of the National Archives of India (NAI’s) publications opened recently. NAI is the custodian of the records of enduring value of the Government of India.  Established on March 11, 1891, at Calcutta (Kolkata) as the Imperial Record Department, it is the biggest archival repository in South Asia. It was transferred to New Delhi in 1911. It functions as an attached office of the Ministry of Culture.
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11, 6, 7, 12, 26, ?
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...What will come in place of the question mark (?) in the following series?
20, 21, 30, 55, 104, 185, ?
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