Calculate the flux of the field F across the closed plane curve C.F = xi + yj; the curve C is the counterclockwise path around the circle x2 + y2 = 121
A. 484?
B. 22?
C. 0
D. 242?
Answer: D
Mathematics
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Evaluate the expression.
3
A. 
B. 3
C. 
D. 
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A. 19a + 11 B. 84a + 11 C. 19a D. 38a
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Solve the problem.Mr. Townsend took a plane trip for a total of 6.05 hours. He watched an 
movie for 2.82 hours. From the airport, he took a cab ride for 0.10 hour to the train station. Next, he took the train home for 1.30 hours. What was the total time spent traveling?
A. 7.27 hours B. 10.27 hours C. 6.45 hours D. 7.45 hours
Mathematics
Determine the arithmetic property expressed by the numerical statement.2(30 + 25) = 60 + 50
A. commutative property of multiplication B. associative property of addition C. associative property of multiplication D. distributive property
Mathematics