<h2>- - - - - - - - - - - - --- - - - </h2><h3></h3><h3>Let's take the missing number as x.</h3><h3></h3><h3>Means = Extremes </h3><h3></h3><h3></h3><h2>___</h2><h3>(Cancel by 2 table)</h3><h3></h3><h2>___</h2><h3>(Cancel by 5 table, So that we cancel 5 in the denominator and numerator)</h3><h3></h3><h2>- - - - - - - - - - - - - - - ---</h2><h2>Therefore,Themissingnumberis4.</h2>