16. 9 12 11 14 13 16 15

A. 14 13
B. 18 21
C. 14 17
D. 12 13
E. 18 17


Correct Answer: E. 18 17

17. 4 8 22 12 16 22 20 24

A. 28 32
B. 28 22
C. 22 28
D. 32 36
E. 22 26


Correct Answer: C. 22 28

18. 40 40 31 31 22 22 13

A. 13 4
B. 13 5
C. 4 13
D. 9 4
E. 4 4


Correct Answer: A. 13 4

19. 1 10 7 20 13 30 19

A. 26 40
B. 29 36
C. 40 25
D. 25 31
E. 40 50


Correct Answer: C. 40 25

20. 10 20 25 35 40 50 55

A. 70 65
B. 60 70
C. 60 75
D. 60 65
E. 65 70


Correct Answer: E. 65 70

Comments

No comments yet. Why don’t you start the discussion?

Leave a Reply

Your email address will not be published. Required fields are marked *

seventeen + two =