Xiao Ming walks to school. If he walks 50 meters per minute, he will be late for 5 minutes. If he walks 60 meters per minute, he will be late for 2 minutes. Ask Xiao Ming for the distance to school.
小明步行上学，若每分钟走50米，则迟到5分钟，若每分钟走60米，则迟到2分钟，求小明上学路程．
<gadget id="calculator">50 * 5</gadget>
<output>250</output>

<gadget id="calculator">60 * 2</gadget>
<output>120</output>

<gadget id="calculator">250 - 120</gadget>
<output>130</output>

<gadget id="calculator">60 - 50</gadget>
<output>10</output>

<gadget id="calculator">130 / 10</gadget>
<output>13</output>

<gadget id="calculator">13 + 5</gadget>
<output>18</output>

<gadget id="calculator">50 * 18</gadget>
<output>900</output>

<result>900</result>