Find the amount of sales tax or tax rate and the total cost. Round money answers to the nearest cent if necessary.Amount of sale: $210 Tax rate: 5%
A. $8.40, $218.40
B. $10.50, $220.50
C. $105.00, $315.00
D. $12.60, $222.60
Answer: B
Mathematics
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Use the Fundamental Counting Principle to solve the problem.Four married couples have reserved eight seats in a row at the theater, starting at an aisle seat. In how many ways can they arrange themselves if the four men occupy the four seats closest to the aisle?
A. 24 B. 40,320 C. 16 D. 576
Mathematics
Use the graph to complete the identity.
= ? 
A. cos x B. sec x C. sin x D. csc x
Mathematics
Write the negative of the statement.?x [m(x) ? n(x)]
A. ?x [~m(x) ? n(x)] B. ?x [m(x) ? ~n(x)] C. ?x [~m(x) ? n(x)] D. ?x [m(x) ? ~n(x)]
Mathematics
Evaluate the expression without using a calculator. (Assume the variable represents a positive number.)
?
?
A. 
B. ?
C. ?
D. ?
E. ?
Mathematics