The toy factory has produced 1,500 toys, and the pass rate is 95%. How many defective products are there in this batch?
玩具厂生产了1500件玩具，合格率是95%，这批产品约有多少件次品？
<gadget id="calculator">95 / 100</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">1 - (19/20)</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1_500 * (1/20)</gadget>
<output>75</output>

<result>75</result>