P/3 = Q/4 = R/5 ആയാൽ P:Q:R എത്രA3:4:7B4:3:5C3:4:5D5:6:7Answer: C. 3:4:5Read Explanation:P/3 = Q/4 P/Q = 3/4 Q/4 = R/5 P:Q = 3:4 Q/R =4/5 Q:R = 4:5 P:Q:R = 3:4:5Open explanation in App