Xiaojun's airplane model flies in the air for 10 minutes, while Xiaofeng's airplane model flies in the air for a shorter time (2/5) than Xiaojun's. How many minutes did Xiaofeng's airplane model fly?
小军的飞机模型在空中飞行10分钟，小峰的飞机模型在空中飞行时间比小军的短(2/5)．小峰的飞机模型飞行了几分钟？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">10 * (3/5)</gadget>
<output>6</output>

<result>6</result>