Solve the problem.The Millers want to have a patio built in their backyard. The contractor charges $28 per square foot of cement laid. They have $7168 in savings to spend. How many square feet can they afford, and what are the dimensions of the resulting patio if it is square?
A. 4096 square feet; 32 feet by 32 feet
B. 292 square feet; 14 feet by 14 feet
C. 64 square feet; 8 feet by 8 feet
D. 256 square feet; 16 feet by 16 feet
Answer: D
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If there are G grams of a certain radioactive substance present today, then in one year there will be 
grams remaining. There are initially 28 grams present. How much remains after 6 years? Round your answer to two decimal places.
?
A. 25.94 grams B. 23.32 grams C. 22.18 grams D. None of the above
Find the solution for x of the equation
.
?
A. 
B. ?
C. ?
D. There is no solution.
Determine whether the sequence is a Fibonacci-type sequence. If it is, determine the next two terms of the sequence.2, 3, 5, 8, 13 ...
A. Yes; 21, 34 B. No C. Yes; 18, 31 D. Yes; 21, 32
Find all real numbers in the interval [0, 2?) that satisfy the equation.cos2x + 2 cos x + 1 = 0
A. 
B. 
C. 
D. 