Xiaoqing did a division problem and reversed the tens and ones digits of the dividend. After dividing by 6, the resulting quotient was 4. What is the correct quotient?
小青做一道除法算式题，把被除数的十位和个位数字看颠倒了，除以6后，结果商是4，问正确的商应该是多少？
<gadget id="calculator">42 / 6</gadget>
<output>7</output>

<result>7</result>