There are 200 sixth grade students in a certain school. In an eye test, 50 of them are myopic. What is the myopia rate of the sixth grade students in this school?
某校六年级共有200名学生，在一次视力检查中，近视的有50人，该校六年级学生的近视率为多少．
<gadget id="calculator">50 / 200</gadget>
<output>1/4 = around 0.25</output>

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

<gadget id="calculator">(1/4) * 1</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>