The product of multiplying two factors is 35. If one factor is multiplied by 4 and the other remains unchanged, what is the product now?
两个因数相乘的积是35，如果一个因数乘4，另一个因数不变，现在的积是多少．
<gadget id="calculator">35 * 4</gadget>
<output>140</output>

<result>140</result>