Evaluate the expression using the given values.
; x = 7, y = 16
A. 14
B. 33
C. 11
D. 28
Answer: A
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Use the empirical probability formula to solve the exercise. Express the answer as a fraction. Then express the probability as a decimal, rounded to the nearest thousandth, if necessary.The table below represents a random sample of the number of deaths per 100 cases for a certain illness over time. If a person infected with this illness is randomly selected from all infected people, find the probability that the person lives 3-4 years after diagnosis.
A. 
; 0.058
B. 
; 0.538
C. 
; 0.029
D. 
; 0.35
Answer the following statement(s) true (T) or false (F)
Two-column proofs should be filled out in a linear fashion, with each step justified before another step may be written.
Simplify the expression. Assume that all variables are positive when they appear.
A. 3y8 B. 9y5 C. 3y10 D. 3y5
In business, equipment is often depreciated using the double declining-balance method. In this method, a piece of equipment with a life expectancy of N years, costing $C, will depreciate to a value of $V in n years, where n is given by the formula
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If a computer that cost $39,000 has a life expectancy of 4 years and has depreciated to a value of $15,000, how old is it? Round to the nearest tenth.
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A. 2.5 years old B. 0.7 years old C. 0.6 years old D. 1.4 years old E. 1.5 years old