Solve the problem.As Sunee improves her algebra skills, she takes 0.9 times as long to complete each homework assignment as she took to complete the preceeding assignment. If it took her 75 minutes to complete her first assignment, find how long it took her to complete the fifth assignment. Find the total time she took to complete her first five homework assignments. Round to the nearest minute.
A. 44 min; 258 min
B. 49 min; 258 min
C. 44 min; 307 min
D. 49 min; 307 min
Answer: D
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A. Yes; E and G B. No C. Yes; F and E D. Yes; C and G
Assume you have a digraph with 5 vertices (A, B, C, D, and E) and 9 arcs. A is incident from C, D, and E; B is incident to D and E and incident from C; D is incident to C and incident from E.How many cycles are there in the digraph that start and end at B?
A. 3 B. 0 C. 1 D. 2 E. none of these
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A. [1, 3]
B. (1, 3)
C. (-?, 1] ? [3, ?)
D. ?
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