Can we skip to the good part...Who is best

Choose the appropriate preposition for the given sentence: We can offer you these goods ….. market price.

In a certain code language: "can we skip" is written as "& 4 2" "we skip this" is written as "$ & 2" "that was part" is written as "9 3 5" "skip that part" is written as "3 & 9" What is the code for 'that' ?

Statement: Good is the enemy of the best. Conclusions: I. You should be good to your best enemy. II. The best do not like the good.