The aquarium has 198 fish tanks with 15 fish in each. They also have 297 tanks with 12 crustacean in each. Does the aquarium have more fish or crustaceans?

*ANSWER: Crustacean, by just dividing aquariums, and the crustceans, there's more Crustaceans.

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt