Q70. Given that a, b, and c are positive numbers such that b+c : a+c = 12:9, which of the following ratios represents a:b:c?Mathematics — Ratio And Proportion — Question 70 of 75A. 4:5:7B. 2:5:7C. 3:5:7D. 2:3:5Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →