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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Evaluate the expression.
A. 
B. 
C. 
D. 5
E. -5
Mathematics
Solve.A meteor circles the earth in an elliptical orbit. The major axis of the elliptical orbit is 22 × 108 miles long and the minor axis is 12 × 108 miles long. If the earth is at one focus of the orbit what is the distance from the other focus?
A. 
× 104 miles
B. 2 × 
× 104 miles
C. 2 × 
× 103 miles
D. 2 × 
× 108 miles
Mathematics
Write the number in ordinary notation.5.677 × 10-5
A. 0.00005677 B. 0.000005677 C. 0.0005677 D. -567,700
Mathematics
Solve the equation by the square root method.7x2 = 28
A. {0}
B. {-2
, 2
}
C. {-7, 7}
D. {-2, 2}
Mathematics