Final answer:
The number of hours for which Ace's charge is less than or the same as Acme's charge is x ≤ 49/22.50.
Step-by-step explanation:
To find the number of hours for which Ace's charge is less than or the same as Acme's charge, we need to set up an inequality using the given options. Let x be the number of hours. The correct inequality is x ≤ 49/22.50, which is option B.