Xiaofang lives on the 10th floor. It takes 50 seconds for Xiaofang to climb from the first floor to the second floor. At this speed, how many seconds does it take for Xiaofang to climb from the first floor to her home?
小芳家住10楼，小芳从一楼爬到二楼要50秒，照这样的速度；小芳从一楼爬到家需要多少秒？
<gadget id="calculator">2 - 1</gadget>
<output>1</output>

<gadget id="calculator">50 / 1</gadget>
<output>50</output>

<gadget id="calculator">10 - 1</gadget>
<output>9</output>

<gadget id="calculator">50 * 9</gadget>
<output>450</output>

<result>450</result>