<%
    nanswers = plan.num_answered_questions()
    nquestions = plan.num_questions()
    value=(nanswers.to_f/nquestions*100).round(2)
%>
<div class="progress-bar" role="progressbar"
    aria-valuenow="<%= value %>"
    aria-valuemin="0" aria-valuemax="100"
    style="min-width: 3em; width: <%= "#{value}%" %>;">
    <%= "#{value} % #{_('answered')}" %>
</div>