In (1/2), (2/5), (3/8), (4/11), (5/14)..., what is the 10th fraction.
在(1/2)，(2/5)，(3/8)，(4/11)，(5/14)…中，第10个分数是多少．
<gadget id="calculator">3 * 10</gadget>
<output>30</output>

<gadget id="calculator">30 - 1</gadget>
<output>29</output>

<gadget id="calculator">10 / 29</gadget>
<output>10/29 = around 0.344828</output>

<result>10/29 = around 0.344828</result>