Which comparison is true?

6 stars and 7 hearts.
There are 6 stars for every 7 hearts.
There are 7 stars for every 6 hearts.
For every 7 stars there are 13 hearts.
For every 6 stars there are 13 hearts.

Which comparison is true 6 stars and 7 hearts There are 6 stars for every 7 hearts There are 7 stars for every 6 hearts For every 7 stars there are 13 hearts Fo class=