Dad bought 3 large boxes of tea and spent a total of 810 yuan. When there are 6 small boxes of tea in each large box of tea, how much is the average amount of tea per small box?
爸爸买了3大盒茶叶，一共花了810元，每大盒茶叶里有6小盒茶时，平均每小盒子茶叶多少元？
<gadget id="calculator">810 / 3 / 6</gadget>
<output>45</output>

<result>45</result>