Aida has 4 letter tiles: $$\(2 \mathrm{As}, 1 \mathrm{D}\)$$, and 1 I . If Aida chooses the tiles one at a time without looking, what is the probability she chooses them in the order A-I-D-A?
A.
\(\frac{1}{16}\)
B.
\(\frac{1}{12}\)
C.
\(\frac{1}{8}\)
D.
\(\frac{1}{4}\)
Exam No：2021 First Round Grade 7 Year：2021 Question No：20
Answer:
B
Knowledge points:
G7 - Probability - Compound Probability (Dependent Events)
Solution:
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