Solve the problem.Mr. Bertini took a plane trip for a total of 
hours. He watched an 
movie for 
hours. From the airport, he took a cab ride for 
hour to the train station. Next, he took the train home for 
hours. what was
the total time spent traveling?
A. 10.52 hr
B. 7.52 hr
C. 7.70 hr
D. 6.70 hr
Answer: C
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Factor completely, or state that the polynomial is prime.121x2 - 110x + 25 - 4y2
A. prime B. (11x + 5 + 2y)(11x + 5 - 2y) C. (11x - 5 + 2y)(11x - 5 - 2y) D. (11x + 5 + 2y)(11x - 5 - 2y)
Find the intercepts and then graph the line.3x + y = -6
A. x-intercept: (-2, 0); y-intercept: (0, -6)
B. x-intercept: (-2, 0); y-intercept: (0, 6)
C. x-intercept: (2, 0); y-intercept: (0, -6)
D. x-intercept: (2, 0); y-intercept: (0, 6)
Solve the problem.A stockbroker sold 65 shares of stock for $11.24 each. What was the total amount of the sale?
A. $730.71 B. $730.60 C. $730.7 D. $730.5
Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers.A = 3?a2 for a
A. a = 
B. a = 
C. a = 
D. a = 