Question 23
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In how many ways can 4 boys and 4 girls stand in a row so that boys and girls alternate?
- A 576
- B 40,320
- C 1,152 Correct
- D 2,304
Correct Answer: Option C
Patterns: BGBG… or GBGB… → 2
Boys 4! × girls 4! = 576 per pattern
2 × 576 = 1,152
Trap: 576 uses only one pattern.
Answer: 1,152
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