To Help Plan the Number of Meals to Be Prepared

Short Answer

To help plan the number of meals to be prepared in a college cafeteria, a survey was conducted, and the following data were obtained:
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133 students ate breakfast.
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184 students ate lunch.
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278 students ate dinner.
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71 students ate breakfast and lunch.
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113 students ate breakfast and dinner.
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92 students ate lunch and dinner.
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59 students ate all three meals.
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How many of the students ate exactly one meal in the cafeteria?
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__________ students