Lucy and Lily drank 28 boxes of yogurt a week, how many boxes of yogurt per person per day on average?
露西和莉莉一周喝了28盒酸奶，平均每人每天和酸奶多少盒？
<gadget id="calculator">28 / 7 / 2</gadget>
<output>2</output>

<result>2</result>