title: Use any apply method to find difference between max and min score for each students
body: <p>here is the list of scores</p>
  
  <pre><code>Scores&lt;-list(T = c(10,8,7,9), M = c(9,10,8,7), L = c(6,8,10), B = c(10,9,10,7,8))
  </code></pre>
  
  <p>I tried using lapply() function unsuccessfully, I am new to R and just trying to solve some exercise problem. What's the best way to approach this problem</p>