People: p <span>men: 2/5 p </span> <span>children: c </span> <span>women: 3c </span> <span>men: 2/5 p = c+45 </span> <span>people = m+w+c = 2/5 p + 3c + c </span>
<span>so, p = 2/5 p + 4c </span>
<span>3/5 p = 4c </span> <span>2/5 p = c+45 </span>
<span>c=27 </span> <span>p=180 </span> <span>180 people at the show. </span>
