There are 1500 sheep in a pasture, which is less than the total number of cattle (1/6). How many cattle are there in this pasture?
某牧场有1500头羊，比牛的总数少(1/6)，这个牧场中牛有多少只．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 - (1/6)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1_500 / (5/6)</gadget>
<output>1_800</output>

<result>1_800</result>