The speed of the bicycle is 15 km/h, and the speed of the car is tripled to 20 km/h. What is the speed of the car?
自行车的速度是15千米/小时，汽车的速度增加到它的3倍还多20千米，汽车的速度是多少？
<gadget id="calculator">15 * 3</gadget>
<output>45</output>

<gadget id="calculator">45 + 20</gadget>
<output>65</output>

<result>65</result>