787
7 to 2 and 21 to 3
1/2 is equivalent to 7/14. Ratios are just like fractions, so this is how you know: If you take 1/2 and multiply both the top and bottom by 7, you will get 7/14. As long as you multiply both the top and bottom by the same number, you will get equivalent fractions.
7 to 2, 28 to 8 and 56 to 16
yes
7/11
7
what are two equivlent ratios for 2:11
No, they are not.
2:7
1:2, 2:4, 4:8, 6:12 a equivalent ratios compares units that are the same.
No. 4/7 and 16/28 and 28/49 are equivalent ratios. The 4 and the 7 must be multiplied by the same number in order to maintain the ratio.
This sentence is a non-example. Answer.com is a non-example. Anything that has nothing to do with ratios is a non-example.