- A8 : 15
- B2 : 5
- C8 : 12
- D6 : 15
Step-by-Step Solution
Make b common: a : b = 8 : 12 and b : c = 12 : 15, so a : b : c = 8 : 12 : 15. Hence a : c = 8 : 15.
Answer: A) 8 : 15
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