GRE
The average of a, b and c
$$\frac{1}{2}$$
$$x^{2}$$+$$y^{2}$$
$$1$$
The ratio of the number of female students to the number of male students in French class
The ratio of the number of female students to the number of male students in the school
The number of odd integers between $$\sqrt{12}$$ and $$12^{2}$$
70
Anne's retail price
Bart's retail price
25000 +道题目
236本备考书籍