Solve the problem.In a school survey, students showed these preferences for instructional materials. Answer the question. 
About how many students would you expect to prefer radio in a school of 250 students?
A. About 5 students
B. About 90 students
C. About 45 students
D. About 13 students
Answer: D
Mathematics
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Use the table to find the specified value, if possible.
g(f(2))
A. Not defined B. 0 C. 4 D. 1
Mathematics
Find the product and simplify. Assume all variables represent nonnegative real numbers.
(
- 
)
A. 7
- x
B. 
- 
C. x
- 
D. x
- x
Mathematics
Determine if the function is increasing or decreasing over the interval indicated.y = -6x3 ; x < 0
A. Increasing B. Decreasing
Mathematics
Find u ? v.u = 
, v = 
A. 100 B. -95 C. 31 D. -92
Mathematics