Simplify the root, if possible.
A. cannot be simplified
B. 
C. 7m + 4n
D. (7m + 4n)2
Answer: A
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Fill in the missing value.548 mm = cm
A. 5.5 B. 54,800 C. 54.8 D. 5480
Provide an appropriate response.Solve for n in K = 
.
A. n = 
B.
n = m - Kp
C.
n = Kp - m
D.
n = Kp + m
Solve the problem.Doctors predict that by administering a vaccine, the number of new cases of a certain childhood disease will decrease by half each year. If 400 people were afflicted with the disease in 2000, estimate the number of new cases in 2005. (Round to the nearest whole number.)
A. 25 new cases in 2005 B. 50 new cases in 2005 C. 13 new cases in 2005 D. 6 new cases in 2005
Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.
A. Equation; 7
B. Expression; x + 7
C. Expression; 
D. Equation; 10