Solve the problem.A survey of 1867 credit card users indicated that 810 had bought books online, 796 had bought music online, 526 had bought pet supplies online, 132 had bought both books and music, 224 had bought both books and pet supplies, 197 had bought both music and pet supplies, and 98 had bought all three. How many credit card users did not buy any of the three? How many bought either books or pet supplies but not music?
A. 190; 755
B. 190; 881
C. 288; 755
D. 190; 853
Answer: B
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Find the depreciation per unit. Round to the nearest cent.Cost: $19,000Salvage: $1,900Est. Life: 220,000 miles
A. $0.09 B. $0.80 C. $0.08 D. $0.90
Find the center, foci, and vertices of the ellipse.64x2 + y2 - 640x + 1536 = 0
A. (x - 8)2 + 
= 1
center: (8, 0); foci: (8, 2
), (8, -2
); vertices:(8, 5), (8, -5)
B. 
+ (y - 8)2 = 1
center: (8, 0); foci: (8, 2
), (8, -3
); vertices:(8, 5),
(8, -5)
C. 
+ (y - 5)2 = 1
center: (5, 0); foci: (5, 3
), (5, -3
); vertices:(5, 8), (5, -8)
D. (x - 5)2 + 
= 1
center: (5, 0); foci: (5, 3
), (5, -3
); vertices:(5, 8), (5, -8)
Write in exponential form. Assume all variables are positive real numbers.
A. x6/5 B. 6x5 C. x5/6 D. 5x6
Find the best buy (based on cost per unit).Brand X: 20 oz for $1.00Brand Y: 25 oz for $1.75
A. Brand X B. Equal value C. Brand Y D. Not enough information