Question

List multiples of each pair and find LCM:-
1.8,12
2.9,15

Answer 1

$$\begin{gathered} \left(1\right). \\ \mathrm{Multiples}\mathrm{of}8=8,16,\mathbf{24},32,40,.......... \\ \mathrm{Multiples}\mathrm{of}12=12,\mathbf{24},36,48,60,........ \\ \mathrm{Least}\mathrm{common}\mathrm{multiple}\mathrm{of}8\mathrm{and}12=24 \\ \left(2\right). \\ \mathrm{Multiple}\mathrm{of}9=9,18,27,36,\mathbf{45},................ \\ \mathrm{Multiple}\mathrm{of}15=15,30,\mathbf{45},60,75,............. \\ \mathrm{Least}\mathrm{common}\mathrm{multiple}\mathrm{of}9\mathrm{and}15=45 \end{gathered}$$