Master Li processed parts A and B into products. At the beginning, the number of parts A and B was twice that of parts B. Each product needed 5 parts A and 2 parts B. After producing 30 products, the remaining parts A and B were The quantity of parts B is equal, may I ask: How many other products can Master Li produce?
李师傅将甲、乙两种零件加工成产品，开始时甲零件的数量乙零件的2倍，每件产品需要5个甲零件和2个乙零件，生产30件产品后，剩下的甲、乙零件数量相等，请问：李师傅还可以生产几件产品？
<gadget id="calculator">2 * 60</gadget>
<output>120</output>

<gadget id="calculator">150 - 120</gadget>
<output>30</output>

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

<gadget id="calculator">30 / 1 / 5</gadget>
<output>6</output>

<result>6</result>