"It is known that (5/6) of a number is 12, find this number", in the following four formulas, what is the correct expression
"已知一个数的(5/6)是12，求这个数"，下列四个算式中，表达正确的是多少
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">12 / (5/6)</gadget>
<output>72/5 = around 14.4</output>

<result>72/5 = around 14.4</result>