- A8
- B7
- C4
- D10
Step-by-Step Solution
Overlaps happen every 65 5/11 min: about 1:05, 2:11, 3:16, 4:22, i.e. 4 times. Opposites fall in between: about 1:38, 2:44, 3:49, 4:55, another 4. Total 8. (4 counts only overlaps.)
Answer: A) 8
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