My condition for progress is invalid
<p>Please help me for this project. This condition is for our game progress. The error here is when one of the if statements is correct, if you cast another button and got the answer correctly, the result doesn't add anymore.. help me please.. thanks a lot.. :DD</p>

<pre><code> try
    {
        if(questonedone==true)
        {
            btl1.setBackgroundResource(R.drawable.f1);
            btl1.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questtwodone==true)
        {
            btl2.setBackgroundResource(R.drawable.f5);
            btl2.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questthreedone==true)
        {
            btl3.setBackgroundResource(R.drawable.f9);
            btl3.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questfourdone==true)
        {
            btl4.setBackgroundResource(R.drawable.f13);
            btl4.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questfivedone==true)
        {
            btl5.setBackgroundResource(R.drawable.f2);
            btl5.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questsixdone==true)
        {
            btl6.setBackgroundResource(R.drawable.f6);
            btl6.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questsevendone==true)
        {
            btl7.setBackgroundResource(R.drawable.f10);
            btl7.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questeightdone==true)
        {
            btl8.setBackgroundResource(R.drawable.f14);
            btl8.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questninedone==true)
        {
            btl9.setBackgroundResource(R.drawable.f3);
            btl9.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questtendone==true)
        {
            btl10.setBackgroundResource(R.drawable.f7);
            btl10.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questelevendone==true)
        {
            btl11.setBackgroundResource(R.drawable.f11);
            btl11.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questtwelvedone==true)
        {
            btl12.setBackgroundResource(R.drawable.f15);
            btl12.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questthirteendone==true)
        {
            btl13.setBackgroundResource(R.drawable.f4);
            btl13.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questfourteendone==true)
        {
            btl14.setBackgroundResource(R.drawable.f8);
            btl14.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questfifteendone==true)
        {
            btl15.setBackgroundResource(R.drawable.f12);
            btl15.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }
        if(questsixteendone==true)
        {
            btl16.setBackgroundResource(R.drawable.f16);
            btl16.setEnabled(false);
            counter =  percent + 6.25 ;
            counter2 = percent2 + 1;
        }

        result.setText(counter + "%");
        result2.setText(counter2 + " out of 16");
    }

    catch(Exception e)
    {

    }
</code></pre>
