<?xml version="1.0" encoding="UTF-8"?>
<quiz>
 <!-- categoryid: 764 -->
 <question type="category"><category><text>Probabilidades/Combinatória</text></category></question>
 
 <!-- resourceid-resourcedataid: 6758-6155 -->
 <question type="multichoicewiris">
    <name>
      <text>Percursos 1</text>
    </name>
    <questiontext format="html">
      <text><![CDATA[<p>No esquema seguinte estão representadas as cidades A, B, C e D e as vias de comunicação entre elas: quatro entre A e B, cinco entre B e C, três entre A e D e duas entre D e C.</p>
<p><img style="display: block; margin-left: auto; margin-right: auto;" src="@@PLUGINFILE@@/combinatoria1.JPG" alt="percursos" height="190" width="190" /></p>
<p>Supondo que nunca se inverte a marcha, quantos percursos diferentes existem para ir de A para C, sem passar por D ?</p>
<p> </p>]]></text>
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      <text></text>
    </generalfeedback>
    <defaultgrade>1.0000000</defaultgrade>
    <penalty>0.3333333</penalty>
    <hidden>0</hidden>
    <single>true</single>
    <shuffleanswers>true</shuffleanswers>
    <answernumbering>abc</answernumbering>
    <correctfeedback format="html">
      <text><![CDATA[<p>A sua resposta está correta.</p>]]></text>
    </correctfeedback>
    <partiallycorrectfeedback format="html">
      <text><![CDATA[<p>A sua resposta está parcialmente correta.</p>]]></text>
    </partiallycorrectfeedback>
    <incorrectfeedback format="html">
      <text><![CDATA[<p>A sua resposta está incorreta.</p>]]></text>
    </incorrectfeedback>
    <shownumcorrect></shownumcorrect>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>9</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>14</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="100" format="html">
      <text><![CDATA[<p>20</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <answer fraction="0" format="html">
      <text><![CDATA[<p>26</p>]]></text>
      <feedback format="html">
        <text></text>
      </feedback>
    </answer>
    <wirisquestion>
&lt;question/&gt;    </wirisquestion>
  </question>
 </quiz>
