lozanoevelyn943 lozanoevelyn943 09-04-2021 Mathematics contestada Which pair of ratios is proportional? A. 3 ft : 8 sec and 5 ft : 11 sec B. 6 yd : 10 mi and 18 yd : 30 mi C. 3:25 and 5:50 D. 6 in. : 8 min and 3 min : 2 in.