Find the circumference and the area of the circle. Follow the rules for working with measurements.
A. The circumference is 408 m, the area is 6,640 m 2.
B. The circumference is 204 m, the area is 50 m 2.
C. The circumference is 204 m, the area is 13,300 m 2.
D. The circumference is 102 m, the area is 6,640 m 2.
E. The circumference is 204 m, the area is 3,320 m 2.
Answer: E
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Use inequality notation and interval notation to describe the set. ? y is no more than 20. ?
A. Inequality : y ? 20Interval : (?, -20] B. Inequality : y ? 20Interval : (-?, 20] C. Inequality : y ? 20Interval : (-?, 20] D. Inequality : y ? 20Interval : (-?, -20] E. Inequality : y ? 20Interval : (?, 20]
Factor, if possible.2a3 + 4a2 - 16a
A. 2a(a + 4)(a - 2) B. 2a(a - 4)(a + 2) C. 2a(a - 4)(a - 2) D. 2a(a + 4)(a + 2)
Find the sum.-6 + (-20)
A. -14 B. -26 C. 14 D. 26
Solve the problem. Simplify the fraction, if possible.A salesman has organized his clients into groups according to their distance from his home. 
What fraction of the salesman's clients are less than 10 miles from his home?
A. 
B. 
C. 
D. 