The table below is the probability table for a random variable X. Find E(X). 
Enter just a reduced fraction of form 
.
Fill in the blank(s) with the appropriate word(s).
2/7
Mathematics
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Solve the problem.Suppose it cost $14.15 to fill a gas tank in 2000. How much would it have cost to fill the same tank in 1995?Use the table below: 
A. $11.00 B. $18.20 C. $10.00 D. $12.22
Mathematics
Find the intervals on which the function is continuous.y = 
A. discontinuous only when ? = -9
B. discontinuous only when ? = 
C. discontinuous only when ? = 9
D. continuous everywhere
Mathematics
Solve the system of equations by elimination.
A. x = -2, y = 8; (-2, 8) B. x = 12, y = -12; (12, -12) C. x = 8, y = -8; (8, -8) D. x = -8, y = 8; (-8, 8)
Mathematics
Write the fraction in simplest form.
A. 
B. 
C. 
D. 3z
Mathematics