Divide the six scores (8/35), (3/8), (1/45), (11/120), (4/9), (5/21) into three groups so that the two scores of each group and are equal, then what is the fraction in the same group as (1/45).
将六个分数(8/35)、(3/8)、(1/45)、(11/120)、(4/9)、(5/21)分成三组，使每组的两个分数的和相等，那么与(1/45)在同一组的那个分数是多少．
<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<result>4/9 = around 0.444444</result>