SAT数学Problem Solving练习题(7)
- 2017年07月25日13:35 来源:互联网
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Question 7: A website had 2,000 unique visitors in 5 days. At the same rate, how many days are needed to achieve 12,000 unique visitors?
(a) 15 days
(b) 30 days
(c) 40 days
(d) 120 days
(e) 20 days
Answer: 2000 visitors in 5 days means that the website has 2000/5 = 400 visitors/day.
12,000 visitors / (400 visitors / day) = 30 days.