Solve.Amy teaches Chinese lessons for $85 per student for a 6-week session. From one group of students, she collects $1955. Find how many students are in the group.
A. 27 students
B. 25 students
C. 13 students
D. 23 students
Answer: D
Mathematics
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?
?
?
A. - 5
B. - 5
C. 5 ×
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The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 8 sin t - cos tFind the body's velocity at time t = ?/4 sec.
A. m/sec
B. m/sec
C. - m/sec
D. - m/sec
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A. -
B.
C. -
D.
Mathematics
Solve the compound linear inequality graphically. Write your answer in interval notation. 4 < < 9
A.
B.
C.
D. ?
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