1997 AMC 8 第 8 题
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所有题目均经美国数学协会（MAA）官方合法授权使用。
8.
沃尔特早上 起床， 赶上校车，有 节课，每节 分钟，有 分钟午餐时间，并且在学校还有额外 小时时间。他乘校车回家，下午 到家。他在校车上花了多少分钟？
Walter gets up at a.m., catches the school bus at a.m., has classes that last minutes each, has minutes for lunch, and has hours additional time at school. He takes the bus home and arrives at p.m. How many minutes has he spent on the bus?
小提示：
从总经过时间中减去上课、午餐和额外在校时间
Subtract the class, lunch, and extra school time
大提示：
先求从上校车到回到家之间经过了多少时间
Find the elapsed time from bus pickup to arriving home
解答：
从沃尔特上校车到回到家之间经过 小时。
换算成分钟，共有 分钟。
他在学校的总时间是 分钟。
因此他在校车上的时间是 分钟。
所以正确答案是 B。
There are hours between the time Walter catches the school bus and arrives at home.
This is a total of minutes.
The total time Walter spends at school is minutes.
This means that Walter spends minutes on the bus.
Thus, B is the correct answer.
其他年份的第 8 题
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