一道SAT数学题,真是非常惭愧,但是为求得更方便的解题方法,偶还是来也...On the number line,point P has coordinate 1/2,and point Q has coordinate 2.If the point R is 1/4 of the way from P to Q,what is the coordinate of A.3/4 B.

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一道SAT数学题,真是非常惭愧,但是为求得更方便的解题方法,偶还是来也...On the number line,point P has coordinate 1/2,and point Q has coordinate 2.If the point R is 1/4 of the way from P to Q,what is the coordinate of A.3/4 B.

一道SAT数学题,真是非常惭愧,但是为求得更方便的解题方法,偶还是来也...On the number line,point P has coordinate 1/2,and point Q has coordinate 2.If the point R is 1/4 of the way from P to Q,what is the coordinate of A.3/4 B.
一道SAT数学题,真是非常惭愧,但是为求得更方便的解题方法,偶还是来也...
On the number line,point P has coordinate 1/2,and point Q has coordinate 2.If the point R is 1/4 of the way from P to Q,what is the coordinate of
A.3/4 B.7/8 C.1 D.9/8 E.5/4

一道SAT数学题,真是非常惭愧,但是为求得更方便的解题方法,偶还是来也...On the number line,point P has coordinate 1/2,and point Q has coordinate 2.If the point R is 1/4 of the way from P to Q,what is the coordinate of A.3/4 B.
在数轴上,点P的坐标是1 /2,点Q的坐标是2.如果点R位于从P到Q的那条线的1/ 4上,请问R的坐标是什么?
P点和Q点的距离是2-1/2=3/2,它的四分之一是3/8,R的坐标就该是P点坐标加上3/8,结果是7/8.选B

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