The school organized a "Welcome to the World Expo" knowledge contest. There were 40 multiple-choice questions in the preliminary round. The rules of the contest stipulated that 4 points would be awarded for each correct answer, and 3 points would be deducted for wrong or non-selected questions. Knowing that Xiao Ming scored 62 points, ask: How many questions did Xiao Ming answer correctly?
学校组织了一次"迎世博"知识竞赛，初赛共有40道选择题，竞赛规则规定：每题选对得4分，选错或不选倒扣3分．已知小明得了62分，问：小明答对几道题？
<gadget id="calculator">40 * 4</gadget>
<output>160</output>

<gadget id="calculator">160 - 62</gadget>
<output>98</output>

<gadget id="calculator">4 + 3</gadget>
<output>7</output>

<gadget id="calculator">98 / 7</gadget>
<output>14</output>

<gadget id="calculator">40 - 14</gadget>
<output>26</output>

<result>26</result>