8 tons (3/4) is the same weight as how many tons (1/5).
8吨的(3/4)和多少吨的(1/5)同样重．
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

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

<gadget id="calculator">(3/4) / (1/5)</gadget>
<output>15/4 = around 3.75</output>

<gadget id="calculator">8 * (15/4)</gadget>
<output>30</output>

<result>30</result>