A certain farm raises 1200 chickens, the number of ducks is equal to that of chickens (3/4), and the number of geese is equal to that of chickens (5/6). How many chickens, ducks, and geese are there in the farm?
某农场养了1200只鸡，鸭的只数是鸡的(3/4)，鹅的只数是鸡的(5/6)，农场里鸡、鸭、鹅共有多少只？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1_200 * (3/4)</gadget>
<output>900</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1_200 * (5/6)</gadget>
<output>1_000</output>

<gadget id="calculator">900 + 1_000 + 1_200</gadget>
<output>3_100</output>

<result>3_100</result>