Find a polynomial that represents the total number of square feet for the floor plan shown in the figure, a = 10ft and b = 25ft.
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Answer: A
Mathematics
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Solve the problem.A certain radioactive isotope decays at a rate of 2% per 100 years. If t represents time in years and y represents the amount of the isotope left then the equation for the situation is 
In how many years will there be 85% of the isotope left?
A. 1,500 yr B. 813 yr C. 234 yr D. 750 yr
Mathematics
Divide.
A. 271 R9 B. 271 R27 C. 27 D. 271
Mathematics
Find the nonreal complex solutions of the equation.x2 + 4x + 29 = 0
A. {2 + 5i, 2 - 5i}
B. {-2 + 
i, -2 - 
i}
C. {-2 + 5i, -2 - 5i}
D. {3, -7}
Mathematics
Write as a percent.4.6
A. 0.0046% B. 460% C. 46% D. 0.46%
Mathematics