When two numbers are divided, the quotient is 0.6. If the dividend remains the same, what is the quotient when the divisor is divided by 7?
两数相除，商是0.6，如果被除数不变，除数除以7，商是多少．
<gadget id="calculator">0.6 * 7</gadget>
<output>4.2</output>

<result>4.2</result>