Provide an appropriate response.The following sequence is made of black circles. How many circles are needed for the 10th figure? The 15th figure?
A. 66, 136
B. 55, 120
C. 45, 105
D. 57, 108
Answer: B
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Reduce the fraction to lowest terms.
A. 
B. 
C. 
D. 
The 1999 monthly cost for health care for an employee and two dependents is given in the table. Draw a box plot for the monthly costs of health care (ranked from lowest to highest) and determine the values ofQ?1, Q?2and Q?3. ProviderCostMaxicare$415.41Cigna$429.41Health Net$427.15Pacific Care$428.80Kaiser$433.38Aetna U.S. Healthcare$435.19Blue Shield HMO$443.24Omni Healthcare$457.12?
A. Q 1 = 428.28, Q 2 = 431.09, Q 3 = 446.155 B. Q 1 = 428.28, Q 2 = 431.09, Q 3 = 439.215 C. Q 1 = 428.28, Q 2 = 429.41, Q 3 = 439.215 D. Q 1 = 428.8, Q 2 = 431.09, Q 3 = 446.155 E. Q 1 = 439.215, Q 2 = 431.09, Q 3 = 428.28
Add.
A. 205 B. 315 C. 226 D. 125
Define sets A and B as follows: A = {n ? Z | n = 8r ? 3 for some integer r} and B = {m ? Z | m = 4s + 1 for some integer s}.
(a) Is A ? B? (b) Is B ? A?