The probability that a visit to the school clinic is neither due to dental reasons
nor medical reasons is 35%. Of those coming to the clinic, 30% are due to
medical reasons and 40% are due to dental reasons. What is the probability
that a visit to the school clinic is due to both dental and medical reasons?
A. 0.05
B. 0.12
C. 0.18
D. 0.25
Answers & Comments
ANSWER:
the answer is A.0.05
0.05×100=5% (since 35+30+40=95%)
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