Solve the problem.A circular pool measures 8 feet across. One cubic yard of concrete is to be used to create a circular border of uniform width around the pool. If the border is to have a depth of 
, how wide will the border be? Use 3.14 to approximate ?. Express your solution rounded to two decimal places. (1 cubic yard = 27 cubic feet)
A. 8.37 ft
B. 3.1 ft
C. 5.43 ft
D. 2.88 ft
Answer: B
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Solve the problem.Refer to the following preference schedule. If the Borda count method is used to determine the winner, is Fairness Criterion 2 satisfied?
A. Yes B. No
Which of the following conditions must exist for a firm to make a change in its existing credit policy?
A. Days sales outstanding (DSO) must decline if the new policy is implemented. B. Bad debts must decrease if the new policy is implemented. C. The new policy's net present value (NPV) must be both positive and greater than the existing policy's NPV. D. Sales must increase if the new policy is implemented. E. The firm's variable costs should decrease if the new policy is implemented.
Find the range of the quadratic function in interval notation.f(x) = (x + 1)2 - 7
A. (-?, -1] B. [-1, ?) C. [-7, ?) D. (-?, -7]
Solve the problem.A company is conducting a sweepstakes, and ships two boxes of game pieces to a particular store. Box A has 2% of its contents being winners, while 7% of the contents of box B are winners. Box A contains 34% of the total tickets. If the contents of both boxes are mixed in a drawer and a ticket is chosen at random, what is the probability it is a winner?
A. 0.09 B. 0.053 C. 0.045 D. 0.007