In a school survey, students showed these preferences for instructional materials. Answer the question.
About how many students would you expect to prefer written materials in a school of 850 students?
A. About 77 students
B. About 306 students
C. About 153 students
D. About 9 students
Answer: A
Mathematics
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Perform the operation. Write the answer as a fraction in lowest terms.
? 
A. 
B. 
C. 
D. 
Mathematics
Express the equation in logarithmic form.
?
?
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression without using a calculator.log82
A. 
B. 3
C. 6
D. 1
Mathematics
Answer the question.Explain why someone would want to solve 
for b.
What will be an ideal response?
Mathematics