An oil press presses (1/2) tons of oil in (3/4) hours. According to this calculation, how many tons of oil can be squeezed in (1/2) hours.
一台榨油机(3/4)小时榨油(1/2)吨，照这样计算，(1/2)小时可以榨油多少吨．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(1/2) / (3/4)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(2/3) * (1/2)</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>