There are 50 gray ducks in the lake, and the number of white ducks is 5 more than three times the number of gray ducks. How many ducks are there in the lake?
湖里有50只灰鸭子，白鸭子的只数比灰鸭子的3倍多5只，湖里共多少鸭子？
<gadget id="calculator">50 * 3</gadget>
<output>150</output>

<gadget id="calculator">150 + 5</gadget>
<output>155</output>

<gadget id="calculator">50 + 155</gadget>
<output>205</output>

<result>205</result>