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       CPT TEST # 10

            Select the correct answer on each question and click the Check button for the answers.

 

1. Which of the following is closest to 

A  4

B   5

C  6

D  7


2. The 20 percent of (N+1) is:
A  N+1         B 2(N+1)         C 0.2(N+1)        D   0.5(N+1)

3. Karen now earns $15 per hours. This is 120 % of what she earned last year.
     What did she earn per hour last year? 
A  $11.50      B  $12.00      C  $12.50      D  $13.00

4. If a number is multiplied by 3, and then 2 is subtracted, the result is 19. What is the number?
A  2                 B  7                   C  8                D  9

5.   (x + 2) and (x - 2) are factors of:
Ax2 - 4       Bx2 - 2x + 4       Cx2 + 4        Dx2 - 4x + 4        

6.  x - 1  is one of the factors of:
Ax2 - 2x +1        Bx2 - 2x -1        Cx2 - x - 2       Dx2 - x +2

7. Subtract the following polynomials: (x5 + 4x4 - 2x) - ( x5 + 3x4 - 3x)
A7x4 + 5x
Bx4 + x
C2x5 
Dx4 + 5x

8. Add the following fractions and write the answer in lowest term:  
3x + x
2 6
A 10x

B

5x

C

5x 

D

 7x
6 6 3 6

9. Given that  x | 3 |,   y = - | 4 |,  z = - | 1 |,  and  w = | 4 |  then
A  x < y         B y > z         C z > y        D   y = w


10. Solve the following equation:  2x + 7 =  3(x + 2)  
A  

2

B 

8

C 10

D 12


11.  If  F(x)=  5x2 + 2x then  F(-2 + 1) =
A3           B -7              C -3                  D 7       

12. If   x = 2  then:
A  x2 - 4x  = 0     B x2 - 2x = 0     C x2 - 2 = 0      D x2 - 3 = 0  

13. Solve the following system of linear equation.
      x + 2y  = 5
     2x y   = 5
A  (3, 1)        B (-1, -3 )      C (-1, 3)       D (1, -3)

14. Solve the following system of linear equation.
      2x + 1 =  6 - 2y
         - 2x  =  1
A  (3, 0.5)        B (-0.5, 3 )      C (-3, -0.5)       D (0.5, -3)


15. Simplify:    
   
 A  x + 2       B x - 2     C x + 3       D  x - 3

16.  if   4 - (x + 2) >  2x + 1  then:
A  x > - 1        B x < 1      C x > 1       D x < -1

17.  if   2y >  6 - y  then:
A  y > -2        B y < -2       C y < 2       D y > 2

18. if   - 2K - = C    then C=
A  K        B - K      C 2K - 1      D2K + 1

19. Choose the linear equations corresponding with the following graph 


  

A x = 2   and  -x = y 
B y = -2  and  x = 2
C y = x   and  y = -x
D y = 2  and   x = -2

20.  Which of the following equations have 0  as a solution
A  x2 - 5 =  - 5(x -1)     B x2 - 5 =  - 5(x +1)    C x2 - 5 =  - 5x     Dx2 - 5 = 0