Math Problem Statement
Antita has a 35% chance of recieving a grade 5 in math and a 60% chance of recieving a grade 5 in physics. She also has a 80% chance of recieving a grade 5 in math or physics. 1) what are the odds that she does not receive an 5 in either statistics or physics. 2) receives a 5 in both statistics and physics.
Solution
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Math Problem Analysis
Mathematical Concepts
Probability
Complement Rule
Union of Events
Intersection of Events
Formulas
P(A ∪ B) = P(A) + P(B) - P(A ∩ B)
P(not A ∪ B) = 1 - P(A ∪ B)
Theorems
Probability Theorem for Union of Two Events
Complement Rule
Suitable Grade Level
Grades 9-12
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