There are 120 students in the fifth grade, and the number of students in the sixth grade is more than that in the fifth grade (1/4). How many students are there in grade six?
五年级有学生120人，六年级的学生人数比五年级多(1/4)．六年级有学生多少人？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">120 * (5/4)</gadget>
<output>150</output>

<result>150</result>