Question

Should i use :-

good luck in your exam or

good luck for your exam or

good luck on your exam

Answer 1

good luck on your exam

Answer 2

good luck in your exam

Answer 3

Good luck on your exam. Or good luck with your exam.

Answer 4

Good luck for your exam

Answer 5

Good luck in your exam

Answer 6

Good luck on your exam. (American English)

Answer 7

Good luck on your exam

Answer 8

You can use good luck on your exams or good luck with your exams, but there can be slightly different usage. We can use "with" for something that lasts longer and "on" for something more immediate or short term.

EX: Good luck with your exams. Good luck on your chemistry exam tomorrow.