Library / /115 of 475

, 2007

Number theory Difficulty 1.0 Junior Find the answer Canada

The sum of two different prime numbers is $10$ . The product of these two numbers is

(A) $24$ (B) $21$ (C) $16$ (D) $9$ (E) $7$

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Source: CEMC, University of Waterloo, licensed CC-BY-NC-4.0. Statement reproduced verbatim; metadata (topic, difficulty) added by this project. Solutions are the publisher's, linked not copied.