There is a basket of apples, Xiaomei takes half and one less, Ouou takes the remaining half and one more, Koizumi takes the remaining half, and there is only one left. If each apple is 1 yuan, 9 cents and 8 cents, what is the total value of this basket of apples?
有一篓苹果，小美取一半少一个，欧欧取余下的一半多一个，小泉又取余下的一半，结果还剩下一个．如果每个苹果1元9角8分，那么这篓苹果共值多少元．
<gadget id="calculator">1.98 * 10</gadget>
<output>19.8</output>

<result>19.8</result>