Insert the missing number: 5, 11, 21, 43, ….
(a) 85 (b) 86 (c) 87 (d) 88
Answers
Answered by
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Heyy Buddy❤
Here's your Answer...
First Number = 5.
=> Second Number = 11 ( 5× 2 +1)
=> Third Number = 21 ( 11 × 2 - 1)
=> Fourth Number = 43 ( 21 × 2 + 1)
Therefore,
Fifth Number = 43 × 2 -1
=> 86 - 1
=> 85.
Option A. 85
✔✔✔
Here's your Answer...
First Number = 5.
=> Second Number = 11 ( 5× 2 +1)
=> Third Number = 21 ( 11 × 2 - 1)
=> Fourth Number = 43 ( 21 × 2 + 1)
Therefore,
Fifth Number = 43 × 2 -1
=> 86 - 1
=> 85.
Option A. 85
✔✔✔
vipulnath999:
Although it seems to work out but the logic doesn't seem so strong in this one
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