A survey of magazine subscribers placed 65 celebrities in 3 categories. 40 were on the most powerful list. 30 were on the most liked list. 20 were on the most intelligent list. 2 were on all three lists. 16 were on the most powerful and most liked lists. 11 were on the most powerful and most intelligent lists. 6 were on the most liked and most intelligent lists. How many were only on the most powerful list? How many were on none of the lists?
A survey of magazine subscribers placed 65 celebrities in 3 categories. 40 were on the most powerful list. 30 were on the most liked list. 20 were on the most intelligent list. 2 were on all three lists. 16 were on the most powerful and most liked lists. 11 were on the most powerful and most intelligent lists. 6 were on the most liked and most intelligent lists. How many were only on the most powerful list? How many were on none of the lists?
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
A survey of magazine subscribers placed
65
celebrities in 3 categories.
40
were on the
most powerful
list.
30
were on the
most liked
list.
20
were on the
most intelligent
list.
2
were on all three lists.
16
were on the
most powerful
and
most liked
lists.
11
were on the
most powerful
and
most intelligent
lists.
6
were on the
most liked
and
most intelligent
lists. How many were only on the
most powerful
list? How many were on none of the lists?
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