Solve the problem.A rectangular carpet has a perimeter of 246 inches. The length of the carpet is 81 inches more than the width. What are the dimensions of the carpet?
A. 112.5 by 123 inches
B. 72 by 93 inches
C. 102 by 123 inches
D. 102 by 21 inches
Answer: D
Mathematics
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Simplify the radical.
A. 
B. 
C. 
D. 
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Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Three coins are tossed, and the number of tails is noted.
A. 
B. 
C. 
D. 
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Solve.7x + 7y + z = 1 x + 8y + 8z = 89x + y + 9z = 9
A. (-1, 1, 1) B. (1, -1, 1) C. (0, 1, 0) D. (0, 0, 1)
Mathematics