When students in the physical education group of Helan No. 2 Primary School exercised in the morning, one group of students measured that the shadow of a 3-meter-long pole in the sun was 2 meters long, and another group of students measured that the shadow of the national flag pole was 10 meters long. How tall is the flagpole actually?
贺兰二小体育组的同学早晨锻炼时，一组同学量得一根3米长的标竿在阳光下的阴影长2米，同时另一组同学量得国旗杆的阴影长10米，国旗杆实际有多高？
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">(3/2) * 10</gadget>
<output>15</output>

<result>15</result>