Why do gas stations charge 9/10ths of a cent, and how do they even take that out of your bank account?

Question

Why do gas stations charge 9/10ths of a cent, and how do they even take that out of your bank account?

In: Other

Answer 1

It’s the same reasoning as prices set at $x.99. We tend to subconsciously perceive the price as being a bit lower.

After 10 gallons, that extra 9/10 of a cent becomes 9 cents. The total price is rounded to the nearest penny.