What is the quotient of dividing (1/5) of 160 by the sum of (2/3) and (2/5)?
160的(1/5)除以(2/3)与(2/5)的和，商是多少？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(2/3) + (2/5)</gadget>
<output>16/15 = around 1.066667</output>

<gadget id="calculator">(1/5) / (16/15)</gadget>
<output>3/16 = around 0.1875</output>

<gadget id="calculator">160 * (3/16)</gadget>
<output>30</output>

<result>30</result>