还没有登录哦!

[Problem Solving]

试题详情

题目:

A circular rim 28 inches in diameter rotates the same number of inches per second as a circular rim 35 inches in diameter. If the smaller rim makes x revolutions per second, how many revolutions per minute does the larger rim make in terms of x ?

选项:

A、
B、75x
C、48x
D、24x
E、

答案:

C

提问:

May老师,呃,感觉即会又不会,想请老师讲一讲^_^^_^^_^

解答:

点赞0
阅读710
解答: 徐小梅

提问:

May老师,呃,感觉即会又不会,想请老师讲一讲^_^^_^^_^

解答:

点赞0
阅读711
解答: 徐小梅老师

问个问题

点我领取
免费专项课程
在线咨询