A rides a bicycle to B's house in the morning, and then rides to school with B. It is known that A and B ride bicycles at a speed of 300 m/min. The school took 10 minutes. Ask: How many meters is the distance of A cycling from home to school?
甲早上先骑自行车到乙家，然后和乙一同骑车去上学，已知甲、乙骑自行车的速度都是300米/分，甲从自己家到乙家共用了5分钟，乙从家到学校用了10分钟．求：甲从家骑车到学校的路程是多少米？
<gadget id="calculator">5 + 10</gadget>
<output>15</output>

<gadget id="calculator">300 * 15</gadget>
<output>4_500</output>

<result>4_500</result>