Determine if the ordered pair is a solution to the given system.
; (0.6, 1.6)
A. Yes
B. No
Answer: B
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Solve for the specified variable.
= 
, for z
A. z = 
B. z = 
C. z = 
D. z = 
The following table shows the earnings for the Juarez family last year. Solve the problem.MonthEarningsMonthEarningsJan.$1400July$1300Feb.$1150Aug.$2450Mar.$2950Sept.$2500Apr.$2300Oct.$2000May$1650Nov.$2350June$2700Dec.$2400What was the family's total income for the year?
A. $24,000 B. $22,000 C. $23,750 D. $25,150
Write the percent as a decimal.800%
A. 8 B. 80 C. 0.8 D. 8.01
Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?
A. 0.438 B. 0.487 C. 0.91 D. 0.856