A batch of goods can be transported 8 times by large trucks and 12 times by small trucks. If 2 large trucks and 3 small trucks are used to transport this batch of goods together, how many times can it be transported?
一批货物，大货车8次可以运完，小货车12次可以运完，如果用大货车2辆，小货车3辆一起来运这批货物，几次可以运完？
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">2 * (1/8)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">3 * (1/12)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/4) + (1/4)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / (1/2)</gadget>
<output>2</output>

<result>2</result>