The number of A is 156, which is 8 times more than the number of B. What is the number of B?
甲数是156，比乙数的2倍多8，乙数是多少．
<gadget id="calculator">156 - 8</gadget>
<output>148</output>

<gadget id="calculator">148 / 2</gadget>
<output>74</output>

<result>74</result>