There are 45 roosters, 55 hens, and 35 times as many ducks as chickens. How many ducks are there?
公鸡有45只，母鸡有55只，鸭的只数是鸡的只数的35倍，鸭有多少只？
<gadget id="calculator">45 + 55</gadget>
<output>100</output>

<gadget id="calculator">100 * 35</gadget>
<output>3_500</output>

<result>3_500</result>