The results of Xiaoxin's final exam are: the average score of Chinese and mathematics is 95 points, the average score of mathematics and English is 90 points, and the average score of English and Chinese is 85 points. What is the average score of Xiaoxin's three subjects?
小新期末考试的成绩是：语文和数学平均分是95分，数学和英语平均分是90分，英语和语文平均分是85分，小新这三科的平均分是多少？
<gadget id="calculator">95 * 2</gadget>
<output>190</output>

<gadget id="calculator">90 * 2</gadget>
<output>180</output>

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

<gadget id="calculator">190 + 180 + 170</gadget>
<output>540</output>

<gadget id="calculator">540 / 2 / 3</gadget>
<output>90</output>

<result>90</result>