Hank went to a convention to buy packs of trading cards. Each pack cost $5.50. To get all of the cards he wanted, he went over his $20 budget.

Let x represent how many packs of trading cards Hank bought. Which inequality describes the problem?

a. 5.50 x <22

b. 5.50 x >22

Solve the inequality, then complete the sentence to describe the solution.

How many more packs of trading cards did Hank buy?