A certain number is exactly 40% of 3, what is this number?
某数的正好是3的40%，这个数是多少？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">3 * (2/5)</gadget>
<output>6/5 = around 1.2</output>

<result>6/5 = around 1.2</result>