The two sisters do math and Chinese homework together. The elder sister spends 10 minutes more time on math homework than the younger sister; while the younger sister spends 4 minutes longer on Chinese homework than the older sister. It is known that the elder sister spent a total of 88 minutes on homework, and the younger sister spent 12 minutes less on math homework than on Chinese homework. May I ask: How many minutes did my sister spend on her Chinese homework?
姐妹俩一起做数学、语文两科作业，姐姐花在数学作业上的时间比妹妹多10分钟；而妹妹花在语文作业上的时间比姐姐多4分钟．已知姐姐一共花了88分钟做完作业，妹妹做数学作业的时间比语文作业少12分钟．请问：妹妹做语文作业花了多少分钟？
<gadget id="calculator">4 + 2 + 88</gadget>
<output>94</output>

<gadget id="calculator">1 + 1</gadget>
<output>2</output>

<gadget id="calculator">94 / 2</gadget>
<output>47</output>

<result>47</result>