Solve the percent of change problem.A company increased the number of employees from 360 to 400 in the first half of the year. What was the percent of increase during this time period? Round to the nearest tenth of a percent.
A. 10%
B. 11.1%
C. 52.6%
D. 90%
Answer: B
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Solve the problem.How many different 4-letter radio-station call letters can be made if the first letter must be K or W, repeated letters are allowed, but the call letters cannot end in an O?
A. 16,900 B. 456,976 C. 33,800 D. 35,152
Determine whether the number is divisible by 2, 3, 4, 5, 6, 8, 9, and/or 10.89,267
A. 5 B. None C. 3 D. 3, 5
Solve the problem.The accompanying map shows the roads on which parking is permitted at State College. A public safety officer must periodically patrol these roads in order to issue tickets for parking violations. Is there a route that he can take that involves walking each road exactly once, beginning and ending at the Public Safety office (represented by vertex A)? If so, use Fleury's algorithm to find such a route. 
What will be an ideal response?
Find  figure.png)
(-18, 6) for f(x,y) = sin(3x + 9y).
Select the correct answer. a. 0 b. 9 c. -9 d. -3 e. 3