The area of Huangshan Scenic Area is about 150 square kilometers, and the area covered by green plants reaches (4/5). How many square kilometers are covered by green plants?
黄山风景区的面积约为150平方千米，绿色植物覆盖面积达(4/5)．绿色植物覆盖的面积有多少平方千米？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">150 * (4/5)</gadget>
<output>120</output>

<result>120</result>