The multiplication of two numbers A and B is equal to 90. If the number A is multiplied by 2 and the number B is multiplied by 3, what is the product?
甲、乙两个数相乘等于90，如果甲数乘2，乙数乘3，那么积变成多少．
<gadget id="calculator">90 * 2 * 3</gadget>
<output>540</output>

<result>540</result>