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[Problem Solving]

试题详情

题目:

Reid took 1 hour to cycle from his home to his college.

The graph shows Reed's distance from his college during
That hour. Reid's average speed for the last 15 minutes
Of the hour was how many kifometers per hour greater
Than his average speed for the first 45 minutes?

选项:

A、3
B、4
C、5
D、6
E、7

答案:

提问:

数学 图表题此题没答案 看不懂

解答:

点赞0
阅读3064
解答: sysadmin

提问:

提问小梅老师:这道题系统里没有答案 我算的B 是否正确?

解答:

点赞1
阅读1460
解答: 徐小梅老师

提问:

这题图表是不是有问题啊。。。。除了坐标对不上而且纵坐标不成比例之外,是不是曲线也错位了啊?显示的1hr的时候根本没到学校啊。。。而且图形形状怎么看怎么是直线,average speed怎么会有变化呢?

解答:

点赞0
阅读3108
解答: sysadmin老师

提问:

数学 图表题此题没答案 看不懂

解答:

点赞0
阅读3065
解答: sysadmin老师

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