15 (5/8) tons of goods are transported by car, and (1/5) of this batch of goods needs to be transported each time, how many times can it be transported.
用汽车运15(5/8)吨货物，每次要运这批货物的(1/5)，多少次可以运完．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 / (1/5)</gadget>
<output>5</output>

<result>5</result>