There are 4 cylindrical pillars in the government hall of Yinjiang County. Master Zhang measured that the circumference of one pillar is 25.12 decimeters and the height is 3.5 meters. It is 300 yuan, how much does it cost?
印江县政府大厅里有4根圆柱形的柱子，张师傅量得一根柱子的周长是25.12分米，高是3.5米，现在要给这些柱子涂上油漆，如果每平方米的涂料费是300元，一共需要多少钱？
<gadget id="calculator">25.12 / 10</gadget>
<output>2.512</output>

<gadget id="calculator">2.512 * 3.5 * 4 * 300</gadget>
<output>10_550.4</output>

<result>10_550.4</result>