Everything printed in the Daily Screamer is in (1) boldface or (2) italics or (3) both boldface and italics. In today’s edition, I notice that if something is in boldface, then the chances of it also being in italics is 30%. Moreover, if something is in italics, then the chances of it also being in boldface is 20%. What is the probability that something in the Daily Screamer is in boldface?
TOPIC:Events and probability.
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