The quotient of dividing two numbers is 15. If the dividend is multiplied by 3 and the divisor is divided by 5, what is the quotient?
两数相除的商是15，如果被除数乘3，除数除以5，商是多少．
<gadget id="calculator">3 * 5 * 3 * 5</gadget>
<output>225</output>

<result>225</result>