A pair of table tennis rackets is 19 yuan more expensive than a pair of badminton rackets, and the price of a table tennis racket is 1.5 times that of a badminton racket. How much is a badminton racket? (solution by equation)
一副乒乓球拍的价钱比一副羽毛球拍贵19元，乒乓球拍的价钱是羽毛球拍的1.5倍，一幅羽毛球拍多少钱？(用方程解)
<gadget id="calculator">1.5 - 1</gadget>
<output>0.5</output>

<gadget id="calculator">19 / 0.5</gadget>
<output>38</output>

<result>38</result>