3 dogs stand out from the rest of the field here.
I expect them to be in front all the way.

8 - 3 - 7 for $2.50
8 - 7 - 3 for $2
3 - 8 - 7 for $2
7 - 8 - 3 for $1.50
3,7 - 3,7 - 8 for $1

Cost $10