In a test, the average score of A, B, C, D, and E is 90 points, the average score of A and B is 96 points, the average score of C and D is 92.5 points, and the average score of A and D is 90 points. The average score of a person is 97.5 points, and the score of C is 15 points less than that of D, what is the score of B?
某次考试，A、B、C、D、E五人的平均成绩是90分，A、B两人的平均成绩是96分，C、D两人的平均成绩是92.5分，A、D两人的平均成绩是97.5分，且C比D得分少15分，则B的分数是多少．
<gadget id="calculator">96 * 2</gadget>
<output>192</output>

<gadget id="calculator">97.5 * 2</gadget>
<output>195</output>

<gadget id="calculator">92.5 * 2</gadget>
<output>185</output>

<gadget id="calculator">185 - 15</gadget>
<output>170</output>

<gadget id="calculator">170 / 2</gadget>
<output>85</output>

<gadget id="calculator">85 + 15</gadget>
<output>100</output>

<gadget id="calculator">195 - 100</gadget>
<output>95</output>

<gadget id="calculator">192 - 95</gadget>
<output>97</output>

<result>97</result>