Determine whether the collection is well-defined.The collection of football teams that have won the Super Bowl.
A. Well-defined
B. Not well-defined
Answer: A
Mathematics
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List the indicated feature of the figure.The edges of
A. 
, 
, 
, 
, 
, 
, 
, 
, 
, 
, 
, 
B. Cannot be identified
C. A, B, C, D, E, F, G, H
D. ?ABCD, ?ABGF, ?AFED, ?BCGH, ?CHED, ?EFGH
Mathematics
Convert the units using unit fractions.4500 lb = 
tons
A. 3
B. 4
C. 1
D. 2
Mathematics
Write the quotient in the standard form.
A. 
+ 
i
B. - 
+ 
i
C. - 
- 
i
D. 
+ 
i
Mathematics
Solve the problem.Sean has $379 in his savings account. After he withdraws $65, what will his balance be?
A. $444 B. -$444 C. -$314 D. $314
Mathematics