class in the third grade rented 8 boats and organized 42 students to go boating in the spring. Among them, the big boat can hold 6 people, and the small boat can hold 4 people. How many big boats are there?
三年级某班租了8条船，组织42名学生春游划船，其中大船可坐6人，小船可坐4人，那么有多少条大船．
<gadget id="calculator">8 * 4</gadget>
<output>32</output>

<gadget id="calculator">42 - 32</gadget>
<output>10</output>

<gadget id="calculator">6 - 4</gadget>
<output>2</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<result>5</result>