In the following question, the wrong term and its substitution by the correct term are indicated as a pair in the four options given below. Identify the correct pair.
6,8,15,46,185,926
A
(8,7)
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B
(15,17)
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C
(46,44)
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D
(185,180)
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Solution
The correct option is B(8,7) Working backwards 926=185×5+1 185=46×4+1 46=15×3+1 15=7×2+1 7=6×1+1