Solve the problem.How many different 7-digit sequences can be formed using the digits 0, 1,. . ., 9 if repetition of digits is allowed?
A. 63
B. 10,000,000
C. 4,782,969
D. 6720
Answer: B
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Simplify the following expression.
?
?
A. 1
B. x6y?4
C. 
D. 4
E. 
Sketch a line passing through the given point with slope m.(0, 4), m = 
A. 
B. 
C. 
D. 
Find the standard deviation. Round to one more place than the data.4, 2, 13, 8, 10, 11, 7, 20, 20
A. 6.8 B. 1.3 C. 6.0 D. 6.3
Find the missing quantities by first computing the markup on one base and then computing the markup on the other. Round rates to the nearest tenth of a percent and dollar amounts to the nearest cent.
A. Markup = $2.12 Selling price = $3.47 % Markup on cost = 37.9% B. Markup = $3.43 Selling price = $9.02 % Markup on cost = 61.3% C. Markup = $3.43 Selling price = $2.16 % Markup on cost = 61.3% D. Markup = $2.12 Selling price = $7.71 % Markup on cost = 27.5%