In a math test, there were 50 students in Class 51, and 38 students got excellent grades. What is the excellent rate of Class 51 in this test?
一次数学测试中，五一班共有学生50人，成绩优秀的人数是38人，这次测试五一班的优秀率为多少．
<gadget id="calculator">38 / 50</gadget>
<output>19/25 = around 0.76</output>

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

<gadget id="calculator">(19/25) * 1</gadget>
<output>19/25 = around 0.76</output>

<result>19/25 = around 0.76</result>