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
Mathematics
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Use the addition rule to solve the problem.A spinner has regions numbered 1 through 18. What is the probability that the spinner will stop on an even number or a multiple of 3?
A. 
B. 15
C. 1
D. 
Mathematics
Perform the indicated operation, where possible.
- 
A. 
B. 
C. 
D. Not possible
Mathematics
Perform the indicated operations and simplify the result. Leave the answer in factored form.
- 
+ 
A. 
B. 
C. 
D. 
Mathematics
Factor as completely as possible. If unfactorable, indicate that the polynomial is prime.8x2 - 2xt - 3t2
A. (8x + t)(x - 3t) B. (2x + t)(4x - 3t) C. prime D. (2x - t)(4x + 3t)
Mathematics