Solve the problem.An 8-cylinder Crown Victoria gives 18 miles per gallon in city driving and 21 miles per gallon in highway driving. A 300-mile trip required 15.5 gallons of gasoline. How many whole miles were driven in the city?
A. 132 mi
B. 168 mi
C. 153 mi
D. 147 mi
Answer: C
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Evaluate the improper integral or state that it is divergent.
A. 20 B. -20 C. 0 D. Divergent
Identify the sampling technique used to obtain a sample.In order to determine the expected number of broken eggs per carton, an egg packaging worker selects a group of 40 cartons that come off a particular conveyor belt and counts the number of broken eggs within these cartons.
A. Cluster sampling B. Stratified sampling C. Convenience sampling D. Random sampling
Simplify the expression. Write the result without using negative exponents. (Assume all variables represent nonzero real numbers.)
-2
A. 
B. 
C. 
D. 
Simplify the algebraic expression by rewriting the factor with a common base.If 8x = 3, what does 82x equal?
A. 8 B. 5 C. 6 D. 9