When the clock is 6:50, what is the obtuse angle between the hour and minute hands?
时钟为6：50时，时针和分针所夹的钝角为多少度．
<gadget id="calculator">3 * 30</gadget>
<output>90</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">(5/6) * 6</gadget>
<output>5</output>

<gadget id="calculator">90 + 5</gadget>
<output>95</output>

<result>95</result>