A, B, and C jointly make a batch of parts. When the work is completed, A makes 150 parts. how many?
甲、乙、丙三人合做一批零件，完工时，甲做了150个，乙做的个数是甲的(5/6)，同时又是丙的(5/4)，丙做了多少个？
<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">(5/6) / (5/4)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">150 * (2/3)</gadget>
<output>100</output>

<result>100</result>