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20 Jan 2023
A foods class surveyed 1100 students about which meals they ate in their dormitory cafeteria. The class found the following information:
425 ate breakfast.
680 ate lunch.
855 ate dinner.
275 ate breakfast and lunch.
505 ate lunch and dinner.
375 ate breakfast and dinner.
240 ate all three meals.
(a) How many ate only breakfast in the cafeteria?
(b) How many ate at least two meals?
(c) How many ate only one meal?
(d) How many ate exactly two meals?
(e) How many did not eat in the cafeteria?
A foods class surveyed 1100 students about which meals they ate in their dormitory cafeteria. The class found the following information:
425 ate breakfast.
680 ate lunch.
855 ate dinner.
275 ate breakfast and lunch.
505 ate lunch and dinner.
375 ate breakfast and dinner.
240 ate all three meals.
(a) How many ate only breakfast in the cafeteria?
(b) How many ate at least two meals?
(c) How many ate only one meal?
(d) How many ate exactly two meals?
(e) How many did not eat in the cafeteria?
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21 Jan 2023
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20 Jan 2023
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