There are young pioneers from teams A and B going on a spring outing, and the number of team A is twice that of team B. After transferring 10 people from team A to team B, team A still has 5 more people than team B. How many people did team A have?
有甲、乙两队少先队员去春游，甲队人数是乙队人数的2倍．从甲队调出10人到乙队后，甲队仍比乙队多5人，甲队原有多少人．
<gadget id="calculator">10 * 2</gadget>
<output>20</output>

<gadget id="calculator">20 + 5</gadget>
<output>25</output>

<gadget id="calculator">2 - 1</gadget>
<output>1</output>

<gadget id="calculator">25 / 1</gadget>
<output>25</output>

<gadget id="calculator">25 * 2</gadget>
<output>50</output>

<result>50</result>