The school bought 8 sets of tables and chairs, 25.4 yuan for a chair, and 50 yuan for a table. How much did it cost in total?
学校买来8套桌椅，一把椅子25.4元，一张桌子50元，一共花了多少钱？
<gadget id="calculator">25.4 + 50</gadget>
<output>75.4</output>

<gadget id="calculator">75.4 * 8</gadget>
<output>603.2</output>

<result>603.2</result>