A division problem, the divisor is 6. Xiao Ming reversed the tens and ones digits of the dividend, and the resulting quotient is 4. What is the correct quotient?
一道除法式题，除数是6．小明把被除数的十位数字和个位数字看颠倒了，结果除得的商是4，正确的商该是几？
<gadget id="calculator">42 / 6</gadget>
<output>7</output>

<result>7</result>