Which two ratios represent quantities that are proportional?

A 22/33 and 14/21
B 48/60 and 35/42
C 25/28 and 5/7
D 16/13 and 13/16

Please help

Which two ratios represent quantities that are proportional A 2233 and 1421 B 4860 and 3542 C 2528 and 57 D 1613 and 1316 Please help class=