单项选择题
A. if Quantity A is greater; B. if Quantity B is greater; C. if the two quantities are equal; D. if you cannot determine the relationship based on the given information.
（） A. if Quantity A is greater; B. if Quantity B is gre...
单项选择题（）
s＞1（） A. if Quantity A is greater; B. if Quantity B is ...
单项选择题s＞1（）
For how many positive integers m≥100 is (m-5)(m-45) pos...
单项选择题For how many positive integers m≥100 is (m-5)(m-45) positive
（）
（）