When a car arrives at a certain station, (2/5) passengers get off and 14 people get on the car. At this time, there are more passengers on the car than before (3/10). How many people are there in the car?
一辆汽车到某站时，有(2/5)的乘客下车，又有14人上车，这时车上的乘客比原来多(3/10)，原来车上有多少人？
<gadget id="calculator">3 / 10</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">1 + (3/10)</gadget>
<output>13/10 = around 1.3</output>

<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">(13/10) - (3/5)</gadget>
<output>7/10 = around 0.7</output>

<gadget id="calculator">14 / (7/10)</gadget>
<output>20</output>

<result>20</result>