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A survey of 500 construction companies showed that 310 of them advertised in magazine A, 304 advertised in magazine B, and 220 advertised in both.
A survey of 500 construction companies showed that 310 of them advertised in magazine A, 304 advertised in magazine B, and 220 advertised in both.
What is the probability that a construction company advertised in at least one of the two magazines?
Select one:
a.0.220
b.0.212
c.1.228
d.0.788
e.0.776
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