The color factory plans to produce 1,050 color TV sets in June, but actually produced 300 color TV sets in the first 6 days. According to this calculation, how many days can be completed in the second production?
彩电厂计划六月份生产彩电1050台，实际前6天生产彩电300台．照这样计算，再生产多少天就可以完成任务？
<gadget id="calculator">1_050 - 300</gadget>
<output>750</output>

<gadget id="calculator">300 / 6</gadget>
<output>50</output>

<gadget id="calculator">750 / 50</gadget>
<output>15</output>

<result>15</result>