The quotient of dividing two numbers is 15. If the divisor remains the same and the dividend is reduced by 3 times, what is the quotient?
两个数相除的商是15，如果除数不变，被除数缩小3倍，商应是多少．
<gadget id="calculator">15 / 3</gadget>
<output>5</output>

<result>5</result>