MATLAB: Replace with nans after condition

Question

How to do this process

A=[10,0.5
      1,8
      8,0];
A_max =max(A);
out=[10,8];

i want to replace values <15%A_max with nans

output matrix 
Out=[10,nan %0.5 is less than the 15%8
        nan,8   % 1 is <15%10
        8,nan];

Answer 1

Out = A;
Out(A < (max(A)/100)*15)=nan