Last year, TV factories produced 38,700 color TV sets, 2.5 times that of black and white TV sets. How many thousand black and white TV sets did they produce last year?
电视机厂去年生产彩色电视机3.87万台，是生产黑白电视机的2.5倍，去年生产黑白电视机多少万台？
<gadget id="calculator">3.87 / 2.5</gadget>
<output>1.548</output>

<result>1.548</result>