1.What is the value of (2a-1+a-1/2)/a when a=1/2?
A.1
B.2
C.5/2
D.10
E.20
2.If n♥m=n3m2 , what is 2♥4/4♥2?
A.1/4
B.1/2
C.1
D.2
E.4
3.Let x=-2016. What is the value of | | |x|-x|-|x| |-x?
A.-2016
B.0
C.2016
D.4032
E.6048
4.Zoey read 15 books, one at a time. The first book took her 1 day to read, the second book took her 2 days to read, the third book took her 3 days to read, and so on, with each book taking her 1 more day to read than the previous book. Zoey finished the first book on a Monday, and the second on a Wednesday. On what day the week did she finish her 15th book?
A.Sunday
B.Monday
C.Wednesday
D.Friday
E.Saturday
5.The mean age of Amanda's 4 cousins is 8 , and their median age is 5.What is the sum of the ages of Amanda's youngest and oldest cousins?
A.13
B.16
C.19
D.22
E.25
6.Laura added two three-digit positive integers. All six digits in these numbers are different. Laura's sum is a three-digit number s. What is the smallest possible value for the sum of the digits of s?
A.1
B.4
C.5
D.15
E.20
7.The ratio of the measures of two acute angles is 5:4 , and the complement of one of these two angles is twice as large as the complement of the other. What is the sum of the degree measures of the two angles?
A.75
B.90
C.135
D.150
E.270
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