The greatest common factor of two natural numbers is 12, and the least common multiple is 72. If A is 36, what is B?
两个自然数的最大公因数是12，最小公倍数是72，如果甲是36，那么乙是多少．
<gadget id="calculator">12 / 36</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">72 * (1/3)</gadget>
<output>24</output>

<result>24</result>