Which pair of ratios is proportional? O A. 3 ft : 8 sec and 5 ft : 11 sec
B. 6 yd : 10 mi and 18 yd: 30 mi
O C. 3:25 and 5:50
O D. 6 in.: 8 min and 3 min : 2 in.

i think it would be 42cm

the answers are in the images, i received 100% on this assignment. hope this !

the answer is d

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