A developer invited two decoration teams to decorate all the rooms of its real estate. It takes 150 days for team A to complete the work alone, and 180 days for team B to complete it alone; now the two teams cooperate, team A works for 5 days and rests for 2 days, and team B works for 6 days and rests for 1 day. How many days can team A and B cooperate? Finish?
某开发商请了两个装修队为旗下的楼盘所有房间装修．甲队单独做完要150天，乙队单独完成要180天；现在两队合作，甲队做5天休息2天，乙队做6天休息1天，问甲、乙两队合作几天可以完成？
<gadget id="calculator">1 / 150</gadget>
<output>1/150 = around 0.006667</output>

<gadget id="calculator">(1/150) * 5</gadget>
<output>1/30 = around 0.033333</output>

<gadget id="calculator">1 / 180</gadget>
<output>1/180 = around 0.005556</output>

<gadget id="calculator">(1/180) * 6</gadget>
<output>1/30 = around 0.033333</output>

<gadget id="calculator">(1/30) + (1/30)</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">1 / (1/15)</gadget>
<output>15</output>

<gadget id="calculator">15 * 5</gadget>
<output>75</output>

<gadget id="calculator">2 * 15</gadget>
<output>30</output>

<gadget id="calculator">75 + 30</gadget>
<output>105</output>

<result>105</result>