Solve the problem.A carousel has a radius of 20 feet and takes 29 seconds to make one complete revolution. What is the linear speed of the carousel at its outside edge? If necessary, round the answer to two decimal places.
A. 0.69 ft/sec
B. 9.11 ft/sec
C. 125.66 ft/sec
D. 4.33 ft/sec
Answer: D
Mathematics
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Complete the blank with either ? or ? to make the statement true.{7} {{4}, {5}, {6}, {7}, {8}}
A. ? B. ?
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Solve.2x2 = -5x - 7
A. 
, 
B. 
, 
C. 
, 
D. 
, 
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Solve the problem.What will it cost to buy ceiling molding to go around a rectangular room with length 18 ft and width 12 ft? The molding costs $1.86 per linear foot.
A. $66.96 B. $44.64 C. $55.80 D. $111.60
Mathematics
Simplify the expression by combining like terms.12t + 5(2 - 5t)
A. 37t - 10 B. 7t + 10 C. 13t - 10 D. -13t + 10
Mathematics