新SAT数学OG真题Test04 Section4 Q32

　　新

　　The normal systolic blood pressure PP, in millimeters of mercury, for an adult male xx years old can be modeled by the equation P=(x+220)/2 . According to the model, for every increase of 1 year in age, by how many millimeters of mercury will the normal systolic blood pressure for an adult male increase?

　　正确答案：The correct answer is 1/2 or 0.5

　　以下为新SAT OG Test04 数学 Section4 Q32真题，考察大家对于代数和函数相关知识的掌握，这类知识点是每次考察重点，也经常会出难题。考生把这部分知识融汇贯通，明确知识点之间的内在关系，是获得高分的保证。

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