Girls accounted for (3/10) of the long-distance running team in winter, and 15 girls were added later. At this time, girls accounted for 40% of the total number of long-distance running teams. How many people are there in the long-distance running team now?
冬季长跑队中女生占(3/10)，后来又增加15名女生，这时女生占长跑队总人数的40%，现在长跑队有多少人？
<gadget id="calculator">40 / 100</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">(2/5) / (3/5)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">1 - (3/10)</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">(3/10) / (7/10)</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">(2/3) - (3/7)</gadget>
<output>5/21 = around 0.238095</output>

<gadget id="calculator">15 / (5/21) / (3/5)</gadget>
<output>105</output>

<result>105</result>