Find the center and radius of the circle with the given equation. x2 + y2 - 14x - 4y + 53 = 4
A. Center (-2, -7), r = 4
B. Center (7, 2), r = 2
C. Center (2, 7), r = 2
D. Center (-7, -2), r = 4
Answer: B
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Use the table to find the probability.The following table contains data from a study of two airlines which fly to Small Town, USA.
If a flight is selected at random, find the probability that the flight will arrive on time and that they fly with Upstate airlines.
A. 
B. 
C. 
D. None of the above is correct.
Solve the problem.Jon has 649 points in his math class. He must have 66% of the 1100 points possible by the end of the term to receive credit for the class. How many additional points he must earn by the end of the term to receive credit for the class?
A. at most 451 points B. exactly 428 points C. at least 77 points D. at least 726 points
Provide an appropriate response.In a raffle 1000 tickets are being sold at $1.00 each. The first prize is $100, and there are 3 second prizes fo $50 each. By how much does the price of a ticket exceed its expected value?
A. $1.00 B. $0.75 C. $1.75 D. $50
Graph the parabola.f(x) = -3x2 - 2x - 1
A. 
B. 
C. 
D. 