The product of two numbers is known to be 30. When one of the multipliers is multiplied by 3 and the other multiplier remains unchanged, what is the product?
已知两个数的积是30．当其中一个乘数乘3，另一个乘数不变，这时的积是多少．
<gadget id="calculator">30 * 5</gadget>
<output>150</output>

<result>150</result>