Evaluate the radical expressions or indicate that the root is not a real number.
A. 64
B. -4
C. 4
D. not a real number
Answer: C
Mathematics
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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 number of teachers in the school district.
A. 30 B. 10 C. 300 D. 100 E. none of these
Mathematics
Find the sum.13 + [14 + (-16)]
A. -17 B. 15 C. 11 D. 43
Mathematics
Use a graphing utility to graph the curve defined by the given parametric equations.x = t + 2, y = 3t - 1; 0 ? t ? 3
A. 
B. 
C. 
D. 
Mathematics
Translate to an inequality.The area cannot fall below 301.
A. x > 301 B. x ? 301 C. x ? 301 D. x < 301
Mathematics