智力测验题(英语)I only have two minutes to catch the train,but there are two miles from my house to the train station.If I go the first mile at the rate(速率)of 45 miles per hours ,at what rate must I go the second mile in order to cat
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![智力测验题(英语)I only have two minutes to catch the train,but there are two miles from my house to the train station.If I go the first mile at the rate(速率)of 45 miles per hours ,at what rate must I go the second mile in order to cat](/uploads/image/z/1229748-60-8.jpg?t=%E6%99%BA%E5%8A%9B%E6%B5%8B%E9%AA%8C%E9%A2%98%EF%BC%88%E8%8B%B1%E8%AF%AD%EF%BC%89I+only+have+two+minutes+to+catch+the+train%2Cbut+there+are+two+miles+from+my+house+to+the+train+station.If+I+go+the+first+mile+at+the+rate%EF%BC%88%E9%80%9F%E7%8E%87%29of+45+miles+per+hours+%2Cat+what+rate+must+I+go+the+second+mile+in+order+to+cat)
智力测验题(英语)I only have two minutes to catch the train,but there are two miles from my house to the train station.If I go the first mile at the rate(速率)of 45 miles per hours ,at what rate must I go the second mile in order to cat
智力测验题(英语)
I only have two minutes to catch the train,but there are two miles from my house to the train station.If I go the first mile at the rate(速率)of 45 miles per hours ,at what rate must I go the second mile in order to catch the rain?
A.30m.ph B .45m.ph C.60m.ph D.90m.ph
智力测验题(英语)I only have two minutes to catch the train,but there are two miles from my house to the train station.If I go the first mile at the rate(速率)of 45 miles per hours ,at what rate must I go the second mile in order to cat
在前一英里中,速度是3/4,用时4/3分,后一英里需用时2/3分,计算,速度是90英里/小时,选D