The product of two numbers is 500. If one of the factors is multiplied by 3 and the other factor is reduced by 2, what is the product?
两个数的积是500，把其中的一个因数扩大3倍，另一个因数缩小2倍，积是多少
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">500 * (3/2)</gadget>
<output>750</output>

<result>750</result>