It is known that the product of two outer terms in a ratio is the smallest composite number, one inner term is (5/6), and the other inner term is what.
已知一个比例中两个外项的积是最小的合数，一个内项是(5/6)，另一个内项是多少．
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">4 / (5/6)</gadget>
<output>24/5 = around 4.8</output>

<result>24/5 = around 4.8</result>