Solve the problem.Using a phone card to make a long distance call costs a flat fee of $0.81 plus $0.16 per minute starting with the first minute. Find the total cost of a phone call which lasts 27 minutes.
A. $4.32
B. $27.13
C. $22.03
D. $5.13
Answer: D
Mathematics
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Solve.The orbit of a comet is an ellipse with eccentricity e = 0.113 with the sun at a focus. If its minimum distance to the sun is 0.21 AU, what is its maximum distance from the sun?
A. 0.47 AU B. 0.23 AU C. 0.26 AU D. 0.24 AU
Mathematics
Solve the equation by completing the square.p2 + 5p - 5 = 0
A. 
B. {-5 + 3
, -5 - 3
}
C. 
D. 
Mathematics
Solve the absolute value equation.|2x + 11| = 35
A. x = 12 B. x = -12, 23 C. x = -23, 12 D. x = -23
Mathematics
Subtract.-12 - 12
A. 24 B. 0 C. -12 D. -24
Mathematics