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MathNet 2024-part-04 — 168 problems (EN–VI) Question 22

Math Olympiad Vault · MathNet 2024-part-04 — 168 problems (EN–VI)

Question 22

Exactly one of the following statements is true: which one? *Please note that the numbers $a$ and $b$ need not be integers.*

A) There do not exist $a \gt 0$ and $b \gt 0$ with $a \cdot b \lt \frac{a}{b} \lt a + b$.
B) There do not exist $a \gt 0$ and $b \gt 0$ with $a \cdot b \lt a + b \lt \frac{a}{b}$.
C) There do not exist $a \gt 0$ and $b \gt 0$ with $a + b \lt a \cdot b \lt \frac{a}{b}$.
D) There do not exist $a \gt 0$ and $b \gt 0$ with $\frac{a}{b} \lt a \cdot b \lt a + b$.
E) A) through D) are false.