Solve the problem.An organization determines that the cost per person of chartering a bus is given by the formula 
where x is the number of people in the group and C(x) is in dollars. Find a formula for the inverse of the function described.
A. C-1(x) = 
B. C-1(x) = 
C. C-1(x) = 
D. C-1(x) = 
Answer: A
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Carry out the indicated operation and give your answer with the specified number of significant digits.533 ÷ 0.0201; 1 significant digit
A. 30,000 B. 26,517 C. 26,517.4 D. 27,000
Classify as equivalent inequalities, equivalent equations, equivalent expressions, or not equivalent.- 
x < 8, x > 40
A. Not equivalent B. Equivalent equations C. Equivalent inequalities D. Equivalent expressions
Solve the problem.A rock is propelled upward from the top of a building 210 feet tall at an initial velocity of 176 feet per second. The function that describes the height of the rocket in terms of time t is 
Determine the time at which the rock reaches its maximum height.
A. 5.5 sec B. 11 sec C. 4.4 sec D. 8.8 sec
Find the solution set for the inequality.3z + 1 > 2z + 7
A. {z|z < 6} B. {z|z > 8} C. {z|z < 8} D. {z|z > 6}