The number of A is 3.24, and the number of B is 1.65 less than twice the number of A, what is the number of B?
甲数是3.24，乙数比甲数的2倍少1.65，乙数是多少？
<gadget id="calculator">3.24 * 2</gadget>
<output>6.48</output>

<gadget id="calculator">6.48 - 1.65</gadget>
<output>4.83</output>

<result>4.83</result>