Suppose you have the following project digraph. (The numbers in parentheses represent hours.)
The length of the critical path from B is
A. 15 hours.
B. 11 hours.
C. 4 hours.
D. 22 hours.
E. none of these
Answer: A
Mathematics
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Provide an appropriate response.In the figure below, AB = CD, BE = FC and 
Prove that 
What will be an ideal response?
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Find the area of the figure using determinants.
A. 11.0 B. 11.5 C. 12.0 D. 12.5
Mathematics
Solve.
= -1
A. -1
B. 1
C. -1, 1
D. -
, 
Mathematics
Convert the units using unit fractions.192 hr = 
days
A. 56 B. 8 C. 96 D. 64
Mathematics