Solve the problem.A pulley rotates through 72° in one minute. How many rotations does the pulley make in an hour?
A. 24.0 rotations
B. 432.0 rotations
C. 12.0 rotations
D. 216.0 rotations
Answer: C
Mathematics
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Provide an appropriate response.Describe how to determine average inventory for a full year.
What will be an ideal response?
Mathematics
Provide an appropriate response.Use the variable x to express the following property:adding zero to a number leaves the number unchanged.
A. 
= 0
B. x + 0 = x
C. 
is undefined.
D. x ? 1 = x
Mathematics
Rewrite the expression without absolute value bars.
A. -13 B. 13 C. 1 D. -1
Mathematics
Evaluate the expression without using a calculator.644/3
A. 16,384 B. 1024 C. 256 D. 4096
Mathematics