If the sum of 5 consecutive odd numbers is 75, what is the largest odd number among them?
如果5个连续奇数的和是75，那么其中最大的一个奇数是多少．
<gadget id="calculator">75 / 5</gadget>
<output>15</output>

<gadget id="calculator">15 + 2 + 2</gadget>
<output>19</output>

<result>19</result>