Survey analysis In a survey of the dining preferences of 110 dormitory students at the end of the spring semester, the following facts were discovered about Adam’s Lunch (AL), Pizza Tower (PT), and the Dining Hall (DH).
4 liked AL but not PT
19 liked AL only
42 liked AL
55 liked PT
29 liked DH
14 liked PT and AL but not DH
24 liked PT and DH
?
How many liked only DH?
a. 5
b. 23
c. 4
d. 19
e. 1
Mathematics
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