Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Evaluate the expression.
A. 11 B. Not a real number C. 60 D. 12
Mathematics
Represent the quantity by an integer.33-pound gain
A. 33 B. -33
Mathematics
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Before taking a typing course, Leo could type 22 words per minute. By the end of the course, he was able to type 65 words per minute. Find the percent increase.
A. 195.5% B. 66.2% C. 74.7% D. 33.8%
Mathematics
Find the first term and the common ratio of the geometric sequence.an = 3
n
A. a1 = - 
, r = 
n
B. a1 = 
, r = 3
C. a1 = - 
, r = 
D. a1 = 
, r = 
Mathematics