If 20% of the total number of students in Dongwan Primary School is 300, what is the number of 60% of the total number of students in the school?
东湾小学全校学生人数的20%是300人，全校学生人数的60%是多少人．
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">300 / (1/5)</gadget>
<output>1_500</output>

<gadget id="calculator">60 / 100</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1_500 * (3/5)</gadget>
<output>900</output>

<result>900</result>