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Find the missing term: 8, 9, 8, 7, 10, 9, 6, 11, 10, ?, 12
Answer & Solution
Correct Answer:
Option
A
The given sequence is a combination of three series:
I. 1st, 4th, 7th, 10th, terms i.e., 8, 7, 6, ?
II. 2nd, 5th, 8th, 11th terms i.e.,9, 10, 11, 12
III. 3rd, 6th, 9th, terms i.e., 8, 9, 10
The pattern in I. is - 1 So, the missing term is = 6 - 1 = 5
I. 1st, 4th, 7th, 10th, terms i.e., 8, 7, 6, ?
II. 2nd, 5th, 8th, 11th terms i.e.,9, 10, 11, 12
III. 3rd, 6th, 9th, terms i.e., 8, 9, 10
The pattern in I. is - 1 So, the missing term is = 6 - 1 = 5
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