Question

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Q. ​Find the HCF of smallest composite number and the smallest prime number.

Answer 1

$$\begin{gathered} \mathrm{Smallest}\mathrm{composite}\mathrm{number}=4 \\ \mathrm{smallest}\mathrm{prime}\mathrm{number}=2 \\ \mathrm{Prime}\mathrm{factorisation}\mathrm{of}2\mathrm{and}4: \\ 2=2 \\ 4=2\times 2 \\ \mathrm{HCF}=2 \end{gathered}$$