app/views/documents/analysis/sections/_time_to_read.html.erb
<h5 class="grey-text">Time to read</h5>
<div class="row">
<div class="col s12 m3">
<div class="card orange lighten-2">
<div class="card-content white-text center">
<span class="card-title">
<h5 class="white-text">
<%= distance_of_time_in_words(analysis.word_count / 100.0 * 60, 0, include_seconds: true) %>
</h5>
Slow reader
<div><small>at 100 words per minute</small></div>
</span>
</div>
</div>
</div>
<div class="col s12 m3">
<div class="card orange darken-2">
<div class="card-content white-text center">
<span class="card-title">
<h5 class="white-text">
<%= distance_of_time_in_words(analysis.word_count / 200.0 * 60, 0, include_seconds: true) %>
</h5>
Average reader
<div><small>at 200 words per minute</small></div>
</span>
</div>
</div>
</div>
<div class="col s12 m3">
<div class="card orange lighten-2">
<div class="card-content white-text center">
<span class="card-title">
<h5 class="white-text">
<%= distance_of_time_in_words(analysis.word_count / 300.0 * 60, 0, include_seconds: true) %>
</h5>
Fast reader
<div><small>at 300 words per minute</small></div>
</span>
</div>
</div>
</div>
<div class="col s12 m3">
<div class="card orange lighten-2">
<div class="card-content white-text center">
<span class="card-title">
<h5 class="white-text">
<%= distance_of_time_in_words(analysis.word_count / 400.0 * 60, 0, include_seconds: true) %>
</h5>
Speed reader
<div><small>at 400 words per minute</small></div>
</span>
</div>
</div>
</div>
</div>