205. M:N = 3:4, N:O = 5:7 and O:P = 7:9. Then M:P =________? September 23, 2025 by Admin A. 1/3 B. 7/9 C. 5/12 D. None of these ✅ The correct answer is option C. 5/12. M/P = M/N * N/O * O/P = ¾ * 5/7 * 7/9 = 5/ 12