Carmen currently works \(30\) hours per week at her part-time job. If her gross hourly wage were to increase by $1.50

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Carmen currently works \(30\) hours per week at her part-time job. If her gross hourly wage were to increase by \(\$1.50,\) how many fewer hours could she work per week and still earn the same gross weekly pay as before the increase?

(1) Her gross weekly pay is currently \(\$225.00.\)
(2) An increase of \(\$1.50\) would represent an increase of \(20\) percent of her current gross hourly wage.

Answer: D

Source: Official Guide