Teacher Wang distributed 43 pieces of biscuits to 12 children, 4 pieces for each boy, 3 pieces for each girl, how many boys are there?
王老师把43块饼干分给12个小朋友，男孩每人分4块，女孩每人分3块，男孩有多少人．
<gadget id="calculator">12 * 4</gadget>
<output>48</output>

<gadget id="calculator">48 - 43</gadget>
<output>5</output>

<gadget id="calculator">4 - 3</gadget>
<output>1</output>

<gadget id="calculator">5 / 1</gadget>
<output>5</output>

<gadget id="calculator">12 - 5</gadget>
<output>7</output>

<result>7</result>