The water consumption of Xiao Ming's family last month was 12.5 tons, and the price of each ton of water was 1.20 yuan. There are 4 people in Xiaoming's family. How much is the average water bill for each person?
小明家上个月的用水量是12.5吨，每吨水的价格是1.20元．小明家有4口人，平均每人应付水费多少元？
<gadget id="calculator">12.5 / 4</gadget>
<output>3.125</output>

<gadget id="calculator">1.2 * 3.125</gadget>
<output>3.75</output>

<result>3.75</result>