1. In a group of 85 students, 42 have enrolled for science, 45 for literature, and 22 for both science and literature. How many students have not enrolled for either course?

   (A)    18
   (B)    20
   (C)    65
   (D)    2
   (E)    15

Questions 13-15 refer to the following number line in which the letters represent consecutive integers.

1. f - b = ?

   (A)    5
   (B)    4
   (C)    3
   (D)    2
   (E)    1

2. In terms of c, the sum c + d + g = ?

   (A)    3c + 5
   (B)    3c + 6
   (C)    3c + 4
   (D)    3c + 3
   (E)    3c + 2

3. If c² - a² = 24, find d² - b² (assume that a=1, b=2, c=3, d=4, but that b=a+1, c=b+1, and d=c+1)

   (A)    16
   (B)    18
   (C)    20
   (D)    24
   (E)    28

4. In the figure below, what is the length of QJ?
   (Note : the figure is not drawn to scale.)

   

   (A)    20
   (B)    8
   (C)    9.6
   (D)    6
   (E)    4.8

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Index

Test 3

Test 4