$("#ray_9212").html("\n
1<\/a>
2<\/a>
3<\/a>
4<\/a>
5<\/a>
6<\/a>
7<\/a>
8<\/a>
9<\/a>
10<\/a><\/strong>
11<\/a>
12<\/a>
13<\/a>
14<\/a><\/pre><\/td>\n  
class<\/span> <\/span>Gear<\/span>
<\/span>  <\/span>attr_reader<\/span> <\/span>:chainring<\/span>,<\/span> <\/span>:cog<\/span>
<\/span>
<\/span>  <\/span>def<\/span> <\/span>initialize<\/span>(<\/span>chainring<\/span>,<\/span> <\/span>cog<\/span>)<\/span>
<\/span>    <\/span>@chainring<\/span> <\/span>=<\/span> <\/span>chainring<\/span>
<\/span>    <\/span>@cog<\/span> <\/span>=<\/span> <\/span>cog<\/span>
<\/span>  <\/span>end<\/span>
<\/span>
<\/span>  <\/span>def<\/span> <\/span>ratio<\/span>
<\/span>    <\/span>chainring<\/span> <\/span>/<\/span> <\/span>cog<\/span>.<\/span>to_f<\/span>
<\/span>  <\/span>end<\/span>
<\/span>end<\/span>
<\/span>
<\/span>Gear<\/span>.<\/span>new<\/span>(<\/span>52<\/span>,<\/span> <\/span>11<\/span>)<\/span>.<\/span>ratio<\/span> <\/span>#=> 4.72..<\/span><\/pre><\/td>\n<\/tr><\/table>\n\n");