A.45
B.46
C.47
D.48
E.49
答案:C
18.If two trains are 120 miles apart and are traveling toward each other at a constant rate of 30 mph and 40 mph, respectively, how far apart will they be exactly 1 hour before they meet?
A.10 miles
B.30 miles
C.40 miles
D.50 miles
E.70 miles
答案:E
19.On a highway there is an electric pole every 96 feet. If the poles are numbered consecutively, what is the number of the pole 2 miles past pole number 56?
A.109
B.110
C.152
D.165
E.166
答案:E
20.In a certain room, all except 18 of the people are over 50 years of age. If 15 of the people in the room are under 50 years of age, how many people are in the room?
A.27
B.30
C.33
D.36
E. It cannot be determined from the information given.
答案:E
每到题目都是关于gre数学考试的典型题目,考生可以根据题目来复习知识点,这样更有针对性。
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