Prepositions on, with, by

[Tung Quoc]

Dear teachers,
Please choose the correct phrases:

1.Pay cheque
2.Pay by cheque.
3. Pay on credit.
4.Pay with credit.
5.Pay by credit.
6.Pay in credit.
7.Pay credit.
8. Pay on cash.
9.Pay with cash.
10.Pay by cash.
11.Pay in cash.
12.Pay cash.

Best regards
Quoc

PS: My answers are:
Correct:2,5,10,11,12. How about your ideas? Is there still other correct phrases?

[Yankee]