// Function to call a 2nd function, display result.
function call_alert( num,num2 )
{
	var new_num2 = make_double2( num2 );	
	var new_num = make_double( num );
	var end_num = new_num2 + new_num 
  alert ( "The Value Is " + end_num );
}

// function 2a
function make_double( num )
{
	var double_num = num + num;
	var minus_num = num - num;
	var mult_num = num * num;
	var div_num = num / num;
	
	var tot_num = double_num + minus_num + mult_num + div_num;

	return tot_num;
}

// function 2b
function make_double2( num2 )
{
	var double_num2 = num2 + num2;
	return double_num2;
}