Use the inverse formula 
to find the inverse of the 2×2 matrix (if it exists).
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Answer: A
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Solve the problem. Round to the nearest cent unless otherwise noted.John bought a camera that regularly sold for $262.95 at a 26% discount. What was the amount of the discount?
A. $65.77 B. $71.87 C. $68.37 D. $68.11
Solve the problem.The kind of symmetries found in the border pattern . . . p b p b p b . . . are the identity and
A. translations and half-turns only. B. translations only. C. translations and glide reflections only. D. translations, glide reflections, and half-turns only. E. none of these
The following question refers to a school district with three high schools. The total number of students in the district is 3000. The teachers within the district are apportioned to the high schools based on the schools' respective enrollments. The standard quota for each school is given in the following table.
Find the standard divisor for this apportionment problem.
A. 30 B. 10 C. 300 D. 100 E. none of these
Fill in the blank with the correct symbol <, >, or =, to make a true statement.-48 
30
A. > B. = C. <