A, B, and C each put out the same amount of money to buy an English book together. After buying back, A and B both want 6 more books than C. Therefore, A and B give C 1.5 yuan respectively, and each English book How much is this.
甲、乙、丙三人各拿出同样多的钱合买一种英语本，买回后甲和乙都比丙多要6本，因此，甲、乙分别给丙1.5元钱，每本英语本多少元．
<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">1.5 / 2</gadget>
<output>0.75</output>

<result>0.75</result>