There are 28 students in class 41. It costs 125 yuan to buy a single desk and 55 yuan to buy a single chair. How much is the total cost of buying desks and chairs for this class?
四1班有学生28人，买一张单人课桌需要125元，买一把单人椅需要55元，购买这个班的课桌椅一共需要多少元？
<gadget id="calculator">125 * 28</gadget>
<output>3_500</output>

<gadget id="calculator">55 * 28</gadget>
<output>1_540</output>

<gadget id="calculator">3_500 + 1_540</gadget>
<output>5_040</output>

<result>5_040</result>