Exams Are Approaching and Helen Is Allocating Time to Studying

question 38

Essay

Exams are approaching and Helen is allocating time to studying for exams.She thinks that with the appropriate amount of studying,she has a 70% chance of getting an A in Spanish,and a 20% chance of getting a B in Marketing.What is the probability that Helen gets an A or a B in Marketing?

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Definitions:

Inequality

A mathematical statement that shows the relationship between quantities that are not necessarily equal, using symbols like <, >, ≤, and ≥.

Real Number Line

A line that visually represents all real numbers in a continuous sequence, where each point corresponds to a real number.

Real Number Line

A line that graphically represents all possible real numbers, where each point corresponds to a unique real number.

Entirely Negative

A term describing a scenario where all values or aspects of something are negative or below zero.