loncom/homework/templates/SimpleFormula.problem - diff

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-version 1.1, 2002/06/06 08:56:43
+version 1.2, 2003/07/29 00:51:17
  Line 1
  <problem>
- <script type="loncapa/perl"># Enter computations here
+ <script type="loncapa/perl">$z=&random(1,10,1);
+ $constant=&random(1,10,1);
+ # y=x+z-constant, solving for x, x=y-z+constant, prettyconstant is for simplifying
+ $prettyconstant=$constant-$z;
+ $x="y+$prettyconstant";
+ # code below substitutes '+-' and '-+' for '-'.  This is used in display of answer
+ $x=~s/\+-/-/g;
+ $x=~s/-\+/-/g;</script>
+ <startouttext />If z=$z and y=x+z-$constant, what does x equal?
+ <endouttext />
+ <formularesponse id="11" samples="y@-5:5#10" answer="$x">
+     <responseparam decription="Numerical Tolerance" type="tolerance" default="0.00001" name="tol" />
+     <textline size="25" />
+ </formularesponse>
+ </problem>
- </script>
- <startouttext />Enter Question Text Here.  <endouttext />
- <formularesponse answer="$answer" id="11" samples="">
-     <responseparam name="tol" type="tolerance" description="Numerical Tolerance" default=".0001" />
-     <textline size="50" />
-     <hintgroup>
-     </hintgroup>
- </formularesponse>
- </problem>