A/B = 3/2, B/C = 5/4. A/C = (A/B) * (B/C) = (3/2) * (5/4) = 15/8.
A/B = 3/2, B/C = 5/4। A/C = (A/B) * (B/C) = (3/2) * (5/4) = 15/8।