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26 February, 14:58

A group of students is taking a CPR course. The total cost for the course is $275. The room in which the course will be held can hold a maximum of 25 people, including the instructor. What is the minimum number of students needed to take the course so that the cost per student will be less than $15? A. 11 B. 17 C. 18 D. 19

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  1. 26 February, 15:09
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    25 people = 24 students + 1 instructor;

    $275 / x < $15

    x > $275 : $15

    x > 18.3333

    x = 19

    Answer:

    The minimum number of students is: D) 19.
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