The product of the two factors is 2.45. If one factor is multiplied by 10 and the other factor is multiplied by 3, what is the product?
两个因数的乘积是2.45．如果一个因数扩大10倍，另一个因数扩大3倍，那么积是多少．
<gadget id="calculator">2.45 * 10 * 3</gadget>
<output>73.5</output>

<result>73.5</result>