Solve the problem.Experience shows that a ski lodge will be full (163 guests) if there is a heavy snow fall in December, while only partially full (71 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. 126.2
B. 97.8
C. 107.8
D. 65.2
Answer: C
Mathematics
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Round to the indicated place value.Round to the nearest ten thousandth: -20.34885
A. -20.3488 B. -20.3489 C. -20.349 D. -20.35
Mathematics
Find a formula for the inverse of the function described below.A size-8 dress in Country C is size 48 in Country D. A function that converts dress sizes in Country C to those in Country D is 
A. f-1(x) = x - 16
B. f-1(x) = 
+ 16
C. f-1(x) = 
- 16
D. f-1(x) = 
Mathematics
Write out the terms of the series.
A. 1 - 7 - 9 - 9 B. -7 + 9 - 9 + 7 C. -7 - 9 - 9 - 7 + ... D. -7 - 9 - 9 - 7
Mathematics
The following information gives the number of elements in some subsets of A, B, and C. Represent this with a Venn diagram. 
What will be an ideal response?
Mathematics