There are 120 students in the fourth grade, the number of students in the fourth grade is (4/5) the number of students in the fifth grade, the number of students in the fifth grade is equivalent to the number of students in the sixth grade (3/4), how many students are there in the sixth grade?
四年级有学生120人，四年级的学生人数是五年级学生人数的(4/5)，五年级学生人数相当于六年级学生人数的(3/4)，六年级有学生多少人？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">120 / (4/5) / (3/4)</gadget>
<output>200</output>

<result>200</result>