Find the expected value.A car agency has found daily demand to be as shown in the table.
Find the expected number of customers.
A. 9
B. 12
C. 10
D. 2
Answer: A
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What percent of 400 is 388?
A. 970% B. 194% C. 97% D. 48.5% E. 3%
Solve the problem.If a sum of money is deposited in a savings account that is paying x percent annual interest (expressed as a decimal) compounded semiannually, then this sum of money increases by a factor of 
2 after one year. For an annual interest rate of 10%, evaluate the polynomial that results by multiplying this expression.
A. 1.0525 B. 1.0025 C. 36 D. 1.1025
Determine whether the improper integral is convergent or divergent.
A. Divergent B. Convergent
Determine where the function is increasing and where it is decreasing.f(x) = x2 - 12x + 36
A. increasing on (-6, ?) decreasing on (-?, -6) B. increasing on (6, ?) decreasing on (-?, 6) C. increasing on (-?, -6) decreasing on (-6, ?) D. increasing on (-?, 6) decreasing on (6, ?)