How much is one cola?

Question

Use the clues to find out.
-The cost is between 20€ and 30€
-You can buy one cola with exactly 6 coins.
-You can buy two colas with exactly 6 coins.
-You can buy three colas with exactly 6 coins.
-You can use pennies, nickels, dimes, or quarters.

Thanks for help.

Answer 1

Do you mean the cost is between 20 and 30 cents?

Answer 2

Yes

Answer 3

Does this work?

1 cola for 2 dimes and 4 pennies?

Answer 4

Thanks
How is your work?