英文数学题,请大家帮忙,谢谢!
BrentridesamopeddownthecountryroadinfrontofhishouseBrentwife,jan,andhertwosonsridebic...
Brent rides a moped down the country road in front of his house Brent wife,jan,and her two sons ride bicycle In the opposite direction on the same road . if they leave at the same time and Brent travels 24 mph and jan and the boys travel 8 mph , how much time will pass before they are 24 miles apart?请写出步骤!
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