How many seconds will it take for a car that is traveling at a constant rate of 45 miles per hour to travel a distance of 220 yards? (1 mile = 1,760 yards)
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题目貌似有问题哇？
45 miles/hour = 45*1160/3600 = 14.5 yd/s 22/14.5 = 1.51s 木有这个选项。。。我是算错了吗？
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题目貌似有问题哇？
45 miles/hour = 45*1160/3600 = 14.5 yd/s
22/14.5 = 1.51s
木有这个选项。。。我是算错了吗？
已修复～
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