Find the missing term that can be filled in place of “?”.
1, 3, 7, 22, 67, ?, 1077
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → 269
Each term is the previous term multiplied by a number, plus 1. The multiplier is 2 for two steps, then 3 for two steps, then 4 for two steps.
\(1\times2+1=3\) and \(3\times2+1=7\)
\(7\times3+1=22\) and \(22\times3+1=67\)
\(67\times4+1=269\) and \(269\times4+1=1077\), the last term given