The school organized a spring outing for students, and used 4 vehicles to transport all 672 teachers and students in the school three times. How many teachers and students does each car transport on average?
学校组织学生春游，用4辆车3次把全校672名师生运完．平均每辆汽车每次运送多少名师生？
<gadget id="calculator">672 / 3 / 4</gadget>
<output>56</output>

<result>56</result>