The government of Leping town held a theatrical performance to celebrate "Teacher's Day", and made 36 sets of chorus costumes and 14 sets of dance costumes. If an average of 1.8 meters of fabric is used for each set, how many meters of fabric are needed in total?
乐平镇政府为庆祝"教师节"举行文艺演出，做了36套合唱服、14套舞蹈服．如果平均每套用1.8米布料，一共需要多少米布料？
<gadget id="calculator">36 + 14</gadget>
<output>50</output>

<gadget id="calculator">50 * 1.8</gadget>
<output>90</output>

<result>90</result>