MCAS 2001, 8th Grade Math, Questions 17 to 20

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Question #17

Corrine and her brother Jerome have the same birthday.

When Corrine was 8 years old, Jerome was 2.

Which equation shows the relationship between Corrine's age, C, and Jerome's age, J, at all times during their lives?

A. C = 4J

B. J = 4C

C. J = 6 + C

D. C = 6 + J

Question #18

Use the graph below to answer question 18.

If Figure ABCD is translated so that the image of A is A' at (-3,2), then the coordinates of the image of point B will be

A. (0,0).

B. (-1,4).

C. (-2,-1).

D. (-3,1).

Question #19

In John's homeroom, 1/3 of the students walk to school and 1/4 come by car. The remaining 15 come by school bus. How many students are in his homeroom?

A. 48

B. 24

C. 36

D. 21

Question #20

The first eight positions in a pattern are shown below.

If this pattern continues, which letter would be found at the 103rd position?

A. E

B. S

C. N

D. W

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