Final answer:
The longest time a student can spend on the math quiz is 46 minutes.
Step-by-step explanation:
The longest time a student can spend on the math quiz is calculated by multiplying the number of questions by the time allowed for each question. In this case, there are 23 questions and each question allows up to 2 minutes to answer. So, the longest time a student can spend on the quiz is:
23 questions x 2 minutes/question = 46 minutes
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