200 seeds were used for a germination test, and 15 of them failed to germinate. What is the germination rate of this batch of seeds?
用200粒种子做发芽试验，结果有15粒没有发芽，这批种子的发芽率是多少．
<gadget id="calculator">200 - 15</gadget>
<output>185</output>

<gadget id="calculator">185 / 200</gadget>
<output>37/40 = around 0.925</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(37/40) * 1</gadget>
<output>37/40 = around 0.925</output>

<result>37/40 = around 0.925</result>