Solve the problem.The cost of manufacturing a particular baseball cap is 
, where x is the number of caps produced. The average cost per baseball cap, denoted by 
(x), is found by dividing c(x) by x. Find 
A. Does not exist
B. 12
C. 9
D. 6
Answer: B
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Use the shell method to find the volume of the solid generated by revolving the region bounded by the given curves and lines about the y-axis.y = 
, y = 0, x = 1, x = 9
A. 112? B. 108? C. 52? D. 104?
Perform the indicated operation. Write the answer in proper scientific notation.(5.5 × 1010) × (1.2 × 10-7)
A. 6.6 × 102 B. 6.6 × 104 C. 6.6 × 103 D. 66 × 102
Find the area of the sector of a circle of radius r formed by a central angle ?. Express area in terms of ?. Then round to two decimal places. r = 6 m, ? = 120°
A. 12? ? 37.70 sq m B. 24? ? 75.40 sq m C. 2160? ? 6785.84 sq m D. 2? ? 6.28 sq m
Solve the problem.During the 1998-1999 Little League season, the Tigers played 50 games. They won 26 more games than they lost. How many games did they win that season?
A. 40 games B. 38 games C. 35 games D. 12 games