Q3: b) Ahmed is taking Mathematics and Geology. His probabilities for getting grade of 90 (consider A = 90) are Plarade of A in Mathematics

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Q3: b) Ahmed is taking Mathematics
and Geology. His probabilities for
getting grade of 90 (consider A =
are P(grade of A in Mathematics
%3D
class) = 0.70. P(grade of A in Geology
class) =0.60. P(grade of A in both
Mathematics and Geology classes) =
0.50. Consider using the addition rule
for two events to find the probability
that Ahmed will get at least one A
between his two classes. (Write your
answer in a fraction form X.X)
Your answer
Transcribed Image Text:Q3: b) Ahmed is taking Mathematics and Geology. His probabilities for getting grade of 90 (consider A = are P(grade of A in Mathematics %3D class) = 0.70. P(grade of A in Geology class) =0.60. P(grade of A in both Mathematics and Geology classes) = 0.50. Consider using the addition rule for two events to find the probability that Ahmed will get at least one A between his two classes. (Write your answer in a fraction form X.X) Your answer
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