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School guidelines require that there must be at least 2 chaperones for every 25 students going on a school trip. How many chaperones must there be for 80 students?

A. 6 chaperones

B. 40 chaperones

C. 3 chaperones

D. 7 chaperones

User Pberggreen
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2 Answers

3 votes
The answer is d you would need 7. 6 would only cover 75 students.
User Makeman
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We are given that the ratio of chaperon to student is at least 2 chaperon per 25 students. In this case, the number of chaperons of 80 students is 2 chaperon per 25 students * (80 students) equal to 6.4 chaperons .Since only natural numbers are allowed, then the answer should be D.7 chaperons 
User Tusshu
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