Solve the problem.A ball is tossed upward. Its height after t seconds is given in the table. 
Find a quadratic function to model the data. Use the model to determine when the ball reaches its maximum height, as well as the value of the maximum height.
A. The ball never reaches a maximum height.
B. The ball reaches a maximum height of 50 feet in 2.1 seconds.
C. The ball reaches a maximum height of 40 feet in 1.5 seconds.
D. The ball reaches a maximum height of 44.6 feet in 1.6 seconds.
Answer: D
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Solve the problem.Consider an election in which the votes were cast as follows. How many of Burnaby's votes would Costello need to win the runoff election?
A. 125 B. 68 C. 63 D. 126
Find the real solutions, if any, of the equation. Use the quadratic formula.2x2 - x + 4 = 0
A. {
, 
}
B. {
, 
}
C. {
, 
}
D. no real solution
Solve the problem.A land developer wants to develop 8 acres of land. Each lot in the development is to be 
of an acre. How many lots will the land developer have in the 8 acres?
A. 
lot
B. 1
lots
C. 2
lot(s)
D. 28 lots
Solve.Angle A and angle B are complementary angles and angle A is 10° more than three times angle B. Find the measures of angle A and angle B.
A. A = 30°, B = 60° B. A = 60°, B = 30° C. A = 20°, B = 70° D. A = 70°, B = 20°