Solve the problem.A weight hangs from a rope 20 feet long. It swings through an angle of 27° each second. How far does the weight travel each second? Round to the nearest 0.1 foot.
A. 8.1 feet
B. 9.4 feet
C. 9.0 feet
D. 8.7 feet
Answer: B
Mathematics
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In a school survey, students showed these preferences for instructional materials. Answer the question.
About how many students would you expect to prefer films in a school of 550 students?
A. About 110 students B. About 20 students C. About 99 students D. About 66 students
Mathematics
Graph the inequality.y ? 2x - 4
A. 
B. 
C. 
D. 
Mathematics
Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.
? 9
A. [-4, 2]
B. (-6, 0)
C. (-4, 2)
D. [-6, 0]
Mathematics
Add or subtract. Assume that variables represent nonnegative values.3z2
- 5z2
A. cannot combine because the radicals are not like
B. -2z3
C. -2z2
D. 2z2
Mathematics