SAT数学Problem Solving练习题(30)
- 2017年07月26日14:04 来源:互联网
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Question 30: If one of the houses from the previous question is randomly selected, what is the probability that the selected house is a ranch?
(a) 1/10
(b) 4/7
(c) 3/7
(d) 0
(e) 23/70
Answer: The number of ranches is 30 and the total number of houses is 70, so the probability is 30/70 = 3/7.