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SAT II Problem Solving #2
Question #1: 50% of US college students live on campus. Out of all students living on campus, 40% are graduate students. What percentage of US students are graduate students living on campus?
90%
5%
40%
20%
25%
Question #2: In the figure below, MN is parallel with BC and AM/AB = 2/3. What is the ratio between the area of triangle AMN and the area of triangle ABC?
5/9
2/3
4/9
1/2
2/9
Question #3: If a
^{2}
+ 3 is divisible by 7, which of the following values can be a?
7
8
9
11
4
Question #4: What is the value of b, if x = 2 is a solution of equation x
^{2}
- b · x + 1 = 0?
1/2
-1/2
5/2
-5/2
2
Question #5: Which value of
x
satisfies the inequality | 2x | < x + 1 ?
-1/2
1/2
1
-1
2
Question #6: If integers m > 2 and n > 2, how many (m, n) pairs satisfy the inequality m
^{n}
< 100?
2
3
4
5
7
Question #7: The US deer population increase is 50% every 20 years. How may times larger will the deer population be in 60 years ?
2.275
3.250
2.250
3.375
2.500
Question #8: Find the value of x if x + y = 13 and x - y = 5.
2
3
6
9
4
Question #9:
US
UK
Medals
3
2
gold
1
4
silver
4
1
bronze
The number of medals won at a track and field championship is shown in the table above. What is the percentage of bronze medals won by UK out of all medals won by the 2 teams?
20%
6.66%
26.6%
33.3%
10%
Question #10: The edges of a cube are each 4 inches long. What is the surface area, in square inches, of this cube?
66
60
76
96
65