47 students passed the mid-semester test in Class 1, and 3 failed. What is the passing rate?
六1班数学期中测试有47人及格，3人不及格，及格率是多少．
<gadget id="calculator">47 + 3</gadget>
<output>50</output>

<gadget id="calculator">47 / 50</gadget>
<output>47/50 = around 0.94</output>

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

<gadget id="calculator">(47/50) * 1</gadget>
<output>47/50 = around 0.94</output>

<result>47/50 = around 0.94</result>