Use a formula to solve the problem.A water reservoir is shaped like a rectangular solid with a base that is 7 meters by 2 meters, and a vertical height of 3 meters. How much water is in the reservoir if it is completely full?
A. 18 m3
B. 28 m3
C. 42 m3
D. 147 m3
Answer: C
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Solve the problem. Round amounts of money to the nearest cent.A 19-kilometer roadway under construction is being completed at a pace of one-tenth of its length per week. After 3 weeks, how many meters remain to be completed?
A. 13.3 m B. 13,300 m C. 133 m D. 1330 m
Give a formula for a piecewise-defined function f for the graph shown.
A.
f(x) = 
B.
f(x) = 
C.
f(x) = 
D.
f(x) = 
Use Bayes' rule to find the indicated probability.Quality Motors has three plants. Plant 1 produces 35% of the car output, plant 2 produces 20% and plant 3 produces the remaining 45%. One percent of the output of plant 1 is defective, 1.8% of the output of plant 2 is defective and 2% of the output of plant 3 is defective. The annual total production of Quality Motors is 1,000,000 cars. A car chosen at random from the annual output and is found defection. What is the probability that it came from plant 2?
A. 0.35 B. 0.559 C. 0.224 D. 0.217
Solve.log3 
= -2
A. {-9, 9} B. {18} C. {0} D. ?