| | Question 36 Like Article Like Save Share Report The 8th term of a GP is 16 times the 4th term. What will be the first term when its sixth term is 64. (A) 2 (B) 3 (C) 4 (D) 5 Answer: (A) Explanation: We know nth term of GP = arn-1 8th term = ar7 and 4th term =ar3 Given that ar7 = 16ar3 => r4 = 16 => r = 2 Given ar5 = 64 put value of r above a(2)5 = 64 a = 64/32 = 2 Hence, first term of the GP is 2.Quiz of this QuestionPlease comment below if you find anything wrong in the above post Last Updated : 03 May, 2019 Like Article Save Article Previous Impact going to be created by Augmented Reality and Virtual reality Next | | Question 37 Share your thoughts in the comments Add Your Comment Please Login to comment...