There are 20 questions in the environmental protection knowledge competition held by the school "Love the beautiful homeland". Each correct answer is worth 10 points, and every wrong answer is deducted 5 points. The final score of the "Sunshine Team" is 140 points. How many questions were answered correctly in each game.
学校举行的"爱护美丽的家园"的环保知识竞赛共有20道题，每答对一道题得10分，答错一道倒扣5分，"阳光队"最后的得分是140分，那么该队在这次比赛中共答对多少题．
<gadget id="calculator">200 - 140</gadget>
<output>60</output>

<gadget id="calculator">10 + 5</gadget>
<output>15</output>

<gadget id="calculator">60 / 15</gadget>
<output>4</output>

<gadget id="calculator">20 - 4</gadget>
<output>16</output>

<result>16</result>