Following is a student's solution to 9/16 of 48.
Jessica: 9/16 is 1/16 more than 1/2, Half of 48 is 24, and 1/16 of 48 is 3, so 27.
If the reasoning is correct, demonstrate that reasoning with 3/8 of 24. If the reasoning is not correct, explain where the student is going wrong.