Xiaopang and his father start from A and B at the same time and walk toward each other. Dad walks 82 meters per minute, and Xiaopang rides a bicycle at a speed 2.1 times faster than his father. When they meet, his father travels 451 meters less than Xiaopang. Find the time when Dad and Xiaopang met and the distance between places A and B.
小胖和爸爸同时从甲乙两地出发相向而行，爸爸步行82米/分，小胖骑车，速度是爸爸的2.1倍，相遇时爸爸比小胖少行451米．求爸爸和小胖的相遇时间及甲乙两地的距离．
<gadget id="calculator">82 * 2.1</gadget>
<output>172.2</output>

<gadget id="calculator">172.2 - 82</gadget>
<output>90.2</output>

<gadget id="calculator">451 / 90.2</gadget>
<output>5</output>

<gadget id="calculator">172.2 + 82</gadget>
<output>254.2</output>

<gadget id="calculator">5 * 254.2</gadget>
<output>1_271</output>

<result>1_271</result>