There are 78 dairy cows in the farm, which is equivalent to (3/5) the number of beef cattle, and the number of sheep is (1/2) the number of beef cattle. How many sheep are there in this farm?
养殖场有奶牛78头，相当于肉牛数量的(3/5)，羊的数量是肉牛数量的(1/2)．这个养殖场有羊多少只？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">78 / (3/5)</gadget>
<output>130</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">130 * (1/2)</gadget>
<output>65</output>

<result>65</result>