Solve the problem.Experience shows that a ski lodge will be full (168 guests) if there is a heavy snow fall in December, while only partially full (74 guests) with a light snow fall. What is the expected number of guests if the probability for a heavy snow fall is 0.40?
A. 67.2
B. 130.4
C. 111.6
D. 100.8
Answer: C
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Solve for the indicated variable.8k + ar = r - 5y, for r
A. r = 
B. r = 
C. r = 
D. r = 
Evaluate.102
A. 20 B. 121 C. 1024 D. 100
Solve the problem.Linda invests $25,000 for one year. Part is invested at 5%, another part at 6%, and the rest at 8%. The total income from all 3 investments is $1600. The total income from the 5% and 6% investments is equal to the income from the 8% investment. Find the amount invested at each rate.
A. $5000 at 5%, $10,000 at 6%, $10,000 at 8% B. $10,000 at 5%, $10,000 at 6%, $5000 at 8% C. $10,000 at 5%, $5000 at 6%, $10,000 at 8% D. $8000 at 5%, $10,000 at 6%, $7000 at 8%
Solve.A company has just purchased a new computer for$6000. The company chooses to depreciate the computer using the straight-line method over 6 years. A linear function that expresses the book value V of the computer as a function of its age x is V(x) = -1000x + 6000. What is the book value of the computer after 2 years?
A. $4100 B. $3900 C. $5000 D. $4000