Q32. If a:b = 7:9, b:c = 3:5, c:d = 4:7, and d:e = 5:8, find the ratio a:e.Mathematics — Ratio And Proportion — Question 32 of 75A. 140 : 840B. 105 : 280C. 140 : 280D. 105 : 140Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →