JSFiddle - React, Tailwind, and code Playground

HTML

<div id="BQ01">
<input type="radio" name="Q01" value="0" id="Q10"></input>
<input type="radio" name="Q01" value="1" id="Q11"></input>
<input type="radio" name="Q01" value="2" id="Q12"></input>
<input type="radio" name="Q01" value="3" id="Q13"></input>
</div>
 
<div id="BQ02">
<input type="radio" name="Q02" value="0" id="Q20"></input>
<input type="radio" name="Q02" value="1" id="Q21"></input>
<input type="radio" name="Q02" value="2" id="Q22"></input>
<input type="radio" name="Q02" value="3" id="Q23"></input>
</div><div id="Q02" ></div>

 
<div id="BQ03">
<input type="radio" name="Q03" value="0" id="Q30"></input>
<input type="radio" name="Q03" value="1" id="Q31"></input>
<input type="radio" name="Q03" value="2" id="Q32"></input>
<input type="radio" name="Q03" value="3" id="Q33"></input>
</div><div id="Q02" ></div>

<div id="BQ10">
<input type="radio" name="Q10" value="0" id="Q100"></input>
<input type="radio" name="Q10" value="1" id="Q101"></input>
<input type="radio" name="Q10" value="2" id="Q102"></input>
<input type="radio" name="Q10" value="3" id="Q103"></input>
</div><div id="Q18" ></div>

<input type="button" value="somme" id="calc" />

JavaScript

$(function(){
total=0
$('#calc').on('click', function(){
              total=0;
$("[name^='Q']:checked").each( function(){
total+=+$(this).val();
})
alert(total)
})
})