Question

HCF of 435&465

Answer 1

$$\begin{gathered} \mathrm{The}\mathrm{prime}\mathrm{factorisation}\mathrm{of}435\mathrm{and}465\mathrm{are}: \\ 435=5\times 3\times 29 \\ 465=5\times 3\times 31 \\ \mathrm{HCF}\left(435,465\right)=5\times 3=15 \end{gathered}$$