Find the probability.On a hospital floor, 16 patients have a disease with a mortality rate of 0.1. Two of them die. Round to the nearest thousandth.
A. 0.163
B. 0.170
C. 0.666
D. 0.275
Answer: D
Mathematics
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Solve the problem.In how many ways can the number 44 be written as the sum of two primes?
A. 3 B. 5 C. 6 D. 4
Mathematics
Solve.BT&T charges $0.37 for the first minute and $0.28 for each additional minute for a long-distance call. How much will a 5 minute long-distance call cost?
A. $1.40 B. $1.77 C. $1.85 D. $1.49
Mathematics
Solve the inequality. Give the solution set in both set-builder notation and graph form.-2y + 3 < 9 or -2y + 3 ? 17
A. 
B. 
C. 
D. 
Mathematics
Use Cramer's rule to solve the system. x + 2y - 3z + w = 7 3x + 4y - z + 2w = 4-2x + y + z - w = -3 x - y + 2z - 2w = 1
A. 
B. 
C. 
D. 
Mathematics