Evaluate. Simplify and adjust the mixed number if the answer contains an improper fraction.6
+ 9
A. 16
B. 15
C. 15
D. 15
Answer: C
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Graph the parabola.4y = -x2
A. 
B. 
C. 
D. 
Write an algebraic equation and use it to solve the problem.A promotional deal for long distance phone service charges a $15 basic fee plus $0.05 per minute for all calls. If Joe's phone bill was $65 under this promotional deal, how many minutes of phone calls did he make? Round to the nearest integer, if necessary.
A. 1600 minutes B. 3 minutes C. 1000 minutes D. 10 minutes
Solve.David normally weighs 95 kg, but he lost 2500 grams after being sick. Find David's new weight.
A. 97.5 kg B. 94.75 kg C. 70 kg D. 92.5 kg
Solve the problem.In a certain country, the infant mortality rate is 8.3 per 1000 live births. Assuming that this is the expected value for a Poisson distribution, find the probability that in a random sample of 1000 live births, there were fewer than 5 cases of infant mortality.
A. 0.066958 B. 0.100436 C. 0.071740 D. 0.083697