The school ordered 65 sets of desks and chairs, each desk is 85 yuan, and each chair is 40 yuan. How much is the total cost?
学校订购65套课桌椅，每张桌子85元，每张椅子40元，一共需要多少元？
<gadget id="calculator">85 + 40</gadget>
<output>125</output>

<gadget id="calculator">125 * 65</gadget>
<output>8_125</output>

<result>8_125</result>