- A11
- B23
- C48
- D95
Step-by-Step Solution
The rule is each term = previous × 2 + 1, giving 5, 11, 23, 47, 95, 191; so 48 should be 47.
Answer: C) 48
One term in the series is wrong: 5, 11, 23, 48, 95, 191. Which number is wrong?
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