Use a proportion to solve the problem.A label printer prints 9 pages of labels in 1.3 seconds. How long will it take to print 81 pages of labels?
A. 14.70 seconds
B. 11.70 seconds
C. 13.70 seconds
D. 15.70 seconds
Answer: B
Mathematics
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The figure shows the graph of a function. At the given value of x, does the function appear to be differentiable, continuous but not differentiable, or neither continuous nor differentiable?x = -1
A. Differentiable B. Continuous but not differentiable C. Neither continuous nor differentiable
Mathematics
Find v ? u.v = 4i - 4j and u = -8
i + 5j
A. -20
i - 32j
B. -20 - 32
C. (4 - 8
)i + 1j
D. -20
+ 32
Mathematics
Solve the problem.Calculate the redundancy of the following network. 
A. 7 B. 4 C. 12 D. 8 E. 10
Mathematics
Perform the operation indicated.5
÷ 1
A. 4
B. 4
C. 5
D. 4
Mathematics