The number of A is 53, which is 23 times more than the number of B, what is the number of B?
甲数是53，比乙数的3倍多23，乙数是多少？
<gadget id="calculator">53 - 23</gadget>
<output>30</output>

<gadget id="calculator">30 / 3</gadget>
<output>10</output>

<result>10</result>