The ratio of the two numbers of A and B is 5:6, the number of A is 10, what is the number of B.
甲乙两个数的比是5：6，甲数是10，乙数是多少．
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">10 / (5/6)</gadget>
<output>12</output>

<result>12</result>