A, B, and C jointly invest 1.2 million yuan to open a supermarket. The money invested by A is the sum of the investments of the other two (1/2), and the money invested by B is the sum of the investments of the other two (1/3) ), how much RMB did C invest?
甲、乙、丙三人共同投资120万元，开办了一个超市，甲投资的钱是其他两人投资总和的(1/2)，乙投资的钱是其他两人投资总和的(1/3)，丙投资了多少万元钱？
<gadget id="calculator">1 + 2</gadget>
<output>3</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 + 3</gadget>
<output>4</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/3) - (1/4)</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">120 * (5/12)</gadget>
<output>50</output>

<result>50</result>