title: Remove N/A from the Data Frame
body: <p>Data frame is like
  <a href="https://i.stack.imgur.com/EXINv.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/EXINv.png" alt="enter image description here"></a></p>
  
  <p>Where i have to remove the rows having atleast one N/A in any column of data frame.</p>
  
  <p>Tried These</p>
  
  <pre><code>   frame1 &lt;- na.omit(frame1)
     is.null(frame1)
     [1] FALSE
  </code></pre>
  
  <p>Guess there's a difference between NA and N/A
  How can i remove the rows as explained </p>