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UKMT Junior Kangaroo, 2018

Number theory Difficulty 1.0 Junior Find the answer United Kingdom

Which of the following expressions, when it replaces the symbol $\Omega$ , makes the equation $\Omega\times\Omega = 2\times 2\times 2\times 2\times 3\times 3$ correct?

(A) $2$ (B) $3$ (C) $2\times 3$ (D) $2\times 3\times 3$ (E) $2\times 2\times 3$

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