Students A, B, and C each spend the same amount of money to jointly buy exercise books with the same unit price. After buying, both A and B want 6 copies more than C. Therefore, A and B give C RMB 0.96 respectively. What is the unit price of each exercise book?
甲、乙、丙三个学生各拿出同样多的钱合买同样单价的练习本．买来之后，甲和乙都比丙多要6本，因此，甲、乙分别给丙人民币0.96元．每本练习本的单价是多少元．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">6 * (2/3)</gadget>
<output>4</output>

<gadget id="calculator">6 - 4</gadget>
<output>2</output>

<gadget id="calculator">0.96 / 2</gadget>
<output>0.48</output>

<result>0.48</result>