Answer :
Two ratios that are equivalent to 3:11 are 6:22 & 9:33.
3:11= 3/11=3X2/11X2=6/22=6:22
Similarly, 3/11=3X3/11X3=9/33=9:33
3:11= 3/11=3X2/11X2=6/22=6:22
Similarly, 3/11=3X3/11X3=9/33=9:33