以下是引用allen0018在2006-7-21 22:11:00的发言: 这样简单的题实在不好意思拿出去问了,斑斑谅解吧
这样简单的题实在不好意思拿出去问了,斑斑谅解吧 Q19: Month | Number of Days Worked | June | 20 | July | 17 | August | 19 |
The table above shows the number of days worked by a certain sales representative in each of three months last year. If the number of sales calls that the representative made each month was proportional to the number of days worked I n that month and if the representative made a total of 168 sales calls in the three months shown, how many sales calls did the representative make in August? 设Aug做了x,则June做了20x/19,July做了17x'19,则56x/19=168 支持你!!!
设Aug做了x,则June做了20x/19,July做了17x'19,则56x/19=168 支持你!!! A. 50 B. 51 C. 56 D. 57 E. 60 答案是不是错了?
Q14: 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 22 yards? (1 mile = 1,160 yards) 22/[( 45*1160)/3600]=1.5跟你一样进水了!!!
22/[( 45*1160)/3600]=1.5跟你一样进水了!!! A. 8 B. 9 C. 10 D. 11 E. 12 我死活都算不出来了,脑袋出了个窟窿然后又进水了 |