The ordinary die was rolled 100 times. The odd number appeared 20 times. What percent of a time did the even number appear?
?
A. 20%
B. 0.2%
C. 80%
D. 0.8%
E. none of these
Answer: C
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at t sec, where
Find the force at 0.6 seconds.
A. 110 volts B. 77 volts C. 24 volts D. 210 volts
Evaluate the spherical coordinate integral.
A. 
?
B. 
?
C. 
?
D. 
?
Provide an appropriate response. What is the process used to reduce a fraction?
What will be an ideal response?
Solve the problem.The average waiting time in a line before getting served is given by ?W = 
where A is the average rate that people arrive at the line and S is the average service time. At a certain bank, the average service time is 4 minutes. By sketching a graph of the equation on the interval 
answer the following questions. What happens to W when A is close to zero? Why does this make sense? What feature of your graph gives this information?
What will be an ideal response?