320 students visited the art exhibition, including 159 male students. How many people are there in the whole school? (The number of people visiting the art exhibition is equivalent to (2/7) of the total number of people in the school)
320名同学参观画展，其中有159名男同学，全校共有多少人？(参观画展的人数相当于全校总人数的(2/7))
<gadget id="calculator">2 / 7</gadget>
<output>2/7 = around 0.285714</output>

<gadget id="calculator">320 / (2/7)</gadget>
<output>1_120</output>

<result>1_120</result>