Perform the indicated operations. Be sure to simplify your answer.- 
+ 
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the margin of error for the survey results described. In a poll of 1757 adults, 30% said that they exercised regularly.Give your answer as a percentage to one decimal place.
A. 4.8% B. 2.4% C. 1.2% D. 0.1%
Mathematics
Use the table to evaluate the expression (fUse the table to evaluate the expression (f°g)(6).
a. 5
b. 2
c. 3
d. 4
e. 6
Mathematics
Simplify.-8(18)
A. -64 B. -144 C. 16 D. 80
Mathematics
Find the number.Five times the sum of some number and 3 is equal to 8 times the number minus 12.
A. 27 B. 9 C. -9 D. -27
Mathematics