Solve the problem.A rectangular swimming pool has a parabolic drain plate at the bottom of the pool. The drain plate is shaped like the region between y = 
x2 and the line y = 
from x = -1 to x = 1. The pool is 10 ft by 20 ft and 8 ft deep. If the drain plate is designed to withstand a fluid force of 200 lb, how high can the pool be filled without exceeding this limitation?
A. 5 ft 1 in.
B. 4 ft 11 in.
C. 5 ft 6 in.
D. 5 ft 9 in.
Answer: A
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Solve the problem.How many different 4-letter radio-station call letters can be made if the first letter must be K or W, repeats are allowed, but the call letters cannot end in an O?
A. 35,152 B. 16,900 C. 33,800 D. 456,976
Write the words for the dollar amount as you would on a check.$70.43
A. Seventy dollars and 
B. Seventy 
dollars
C. Seventy and 
dollars
D. Seventy dollars and 43 cents
Write in if-then form.Showing up at the party is enough to get a door prize.
A. If you show up at the party then you will get a door prize. B. If you get a door prize then you don't have to show up at the party. C. If you don't show up at the party, then you will not get a door prize. D. If you got a door prize then you showed up at the party.
Sketch the graph for the equation by plotting points.y = 2x - 6
A. 
B. 
C. 
D. 