Multiply or divide. Simplify, if possible. Assume all variables and radicands represent nonnegative real numbers.
(
+ x
)
A. 
+ x
B. x + 
C. 45x
D. 15 + x
Answer: D
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Round the whole number to the given place value.2096 to the nearest thousand
A. 1900 B. 2000 C. 3000 D. 2100
Solve the inequality symbolically. Express the solution set in interval notation.
< - 7
A. (2, ?)
B. (4, ?)
C. (- 
, ?)
D. (-?, - 7)
Solve the problem.A casserole baked at 375°F is taken out of the oven into a kitchen that is 72°F. After 7 minutes, the temperature of the casserole is 315.9°F. After how many minutes will its temperature be 287°F? Round your answer to the nearest minute.
A. 24 min B. 11 min C. 12 min D. 21 min
Complete the following chart, which illustrates what happens to $8,000 invested at 12% for different lengths of time and different numbers of compounding periods. Round all of your answers to the nearest dollar.
?
?
A. 
B. 
C. 
D. 
E. 