1. Solve

                     .

        A. x = 2, y = 3             B. x = 3, y = 2             C. x = 3, y = 4

        D. x = 4, y = 3             E. x = 4, y = 4

2. Solve

                        .

        A. x = 20, y = 25        B. x = 25, y = 20             C. x = 15, y = 30

        D. x = 30, y = 15         E. x = 30, y = 30

3. Solve

                    .

        A.             B.             C. or

        D. or                 E. No real solutions

4. If

                ,     

        find the value of y.

        A. 1            B. 2         C. 3             D. 4         E. 5

5. Find the value of xy if

                 .

        A. - 1      B. 0        C. 1             D. 2          E. 3

6. If the simultaneous equations

                       

        have only one solution, find the value of k.

        A. 0              B. 3         C. - 3         D. 5              E. - 5

7. If the simultaneous equations

                   

         have two distinct solutions, find the range of the values of k.

        A.             B.             C. k < 0         D.              E.

8. Which of the following straight lines does not intersect with the curve ?

        A. y = x - 7    B. y = x - 8         C. y = x - 9     D. y = x - 10      E. y = x - 11

9. The product of x and y is 128. If y is decreased by 8, then their product will be halved.

        Find the value of y.

        A. 16     B. 14        C. 12    D. 10       E. 8

10. In a group of birds and rabbits, there are 30 heads and 84 legs. Find the number of rabbits.

        A. 8              B. 12        C. 16     D. 20        E. 24

 

 

 

 

 

 

 

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