<p>Multiply&nbsp; &nbsp;the&nbsp; following:</p>
<div>&nbsp;(i)&nbsp; <span class="math-editor mathquill-rendered-math">&nbsp;<span class="math-editor mathquill-rendered-math"><span class="binary-operator">&times;</span></span>&nbsp;</span>&nbsp;<span class="math-editor mathquill-rendered-math"><span class="mtable non-leaf"><span class="mtr non-leaf"><span class="mtd"><span style="font-family: Times New Roman, Symbola, serif;">4</span></span><span class="mtd"><br /></span><span class="mtd"><br /></span></span><span class="mtr non-leaf"><span class="mtd"><span style="font-family: Times New Roman, Symbola, serif;">5</span></span><span class="mtd"><br /></span><span class="mtd"><br /></span></span></span></span>&nbsp; &nbsp; &nbsp; &nbsp; (ii)&nbsp; &nbsp; &nbsp;<span class="math-editor mathquill-rendered-math">&nbsp;<span class="math-editor mathquill-rendered-math"><span class="binary-operator">&times;</span></span>&nbsp;</span>&nbsp;<span class="math-editor mathquill-rendered-math"><span class="mtable non-leaf"><span class="mtr non-leaf"><span class="mtd"><span style="font-family: Times New Roman, Symbola, serif;">6</span></span><span class="mtd"><br /></span><span class="mtd"><br /></span></span><span class="mtr non-leaf"><span class="mtd"><span style="font-family: Times New Roman, Symbola, serif;">3</span></span><span class="mtd"><br /></span></span></span></span>&nbsp;</div>