A dental survey of 400 students in a w school revealed that 80 of them had two or more cavities. If the total school enrolment is 1500, about how many students would you expect to have two or more cavities?
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No. of students to have two or more cavities is 300.
Step-by-step explanation:
No. of students to have two or more cavities = 80 / 400 * 1500
= 1/5 * 1500
= 300.
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