Evaluate the expression for x = -2, y = 3, z = -4.-4z2
A. 32
B. 256
C. 64
D. -64
Answer: D
Mathematics
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The abacus in the figure has "five" playing the role of "ten." (a) What number is represented on this five-bead abacus? (b) How would this number naturally be recorded?
A. (a) 67, (b) 232 B. (a) 335, (b) 2320 C. (a) 62, (b) 132 D. (a) 37, (b) 72
Mathematics
Solve. Write the fraction in simplest form.The circle graph shows the fraction of books read by grades one through five. What fraction of books was read by the third and fourth grades combined?
A. 
B. 
C. 
D. 
Mathematics
Complete the addition facts for the table.
What will be an ideal response?
Mathematics
Perform the indicated operation.
+ 
A. 
B. 
C. 
D. - 
Mathematics