(3/2) kg of a certain pesticide can be diluted with water to spray 1 hectare of vegetable fields, how many kilograms of pesticides are needed to spray (1/5) hectares of vegetable fields?
某种农药(3/2)kg加水稀释后可喷洒1公顷的菜地，喷洒(1/5)公顷菜地需要多少千克的农药？
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(3/2) * (1/5)</gadget>
<output>3/10 = around 0.3</output>

<result>3/10 = around 0.3</result>