After 2 o'clock, the first time the hour hand and the minute hand form an angle of 105 degrees is what time is 2 o'clock.
2点钟后，时针与分针第一次成105度角是2点多少分．
<gadget id="calculator">105 + 60</gadget>
<output>165</output>

<gadget id="calculator">6 - 0.5</gadget>
<output>5.5</output>

<gadget id="calculator">165 / 5.5</gadget>
<output>30</output>

<result>30</result>