title: I want to get keys names from hash which has same values in ruby
body: <pre><code>{"Amar"=&gt;20,"Benton"=&gt;14,"John"=&gt;32,"Sunny"=&gt;28,"Edward"=&gt;19,"Leon"=&gt;12,"Ram"=&gt;19,"David"=&gt;28}
  </code></pre>
  
  <p>the above hash has name and age ,i want to get the names which has same age in ruby</p>