Solve.Amy teaches Chinese lessons for $95 per student for a 6-week session. From one group of students, she collects $2185. Find how many students are in the group.
A. 23 students
B. 27 students
C. 25 students
D. 13 students
Answer: A
Mathematics
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Simplify the expression.644/3
A. 4096 B. 256 C. 1024 D. 16,384
Mathematics
Find the value for the function.Find f(-x) when f(x) = 2x2 - 2x - 4.
A. -2x2 + 2x - 4 B. 2x2 + 2x + 4 C. 2x2 + 2x - 4 D. -2x2 + 2x + 4
Mathematics
Find the average of the set of numbers.
and 
A. 
B. 
C. 
D. 
Mathematics
Solve the system by the method of substitution.
?
?
A. 
B. 
C. 
D. No solution
E. 
Mathematics