Determine which purchase has the lower unit price.Brand A: 12 oz for $3.96Brand B: 15 oz for $5.55
A. Equal value
B. Brand A
C. Brand B
D. Not enough information
Answer: B
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A man hikes up a mountain to the peak, where he rests for a few minutes and then continues down the other side of the mountain. We measure his location as distance up from the base of the mountain. What can be said about the man's velocity when he is resting at the peak?
A. Velocity is positive. B. Velocity is negative. C. Velocity is 0. D. None of the above.
Provide an appropriate response.Which of these is not an arithmetic sequence?
A. 1, 3, 5, 7
B. 3, 6, 12, 24
C. 
, 
, 1, 
D. -5, 2, 9, 16
Solve the investment problem.Roberto invested some money at 7%, and then invested $3000 more than twice this amount at 12%. His total annual income from the two investments was $4700. How much was invested at 12%?
A. $31,000 B. $9000 C. $3100 D. $28,000
Find the area of the region bounded by the parabola y = 
the tangent line to this parabola at (3, 9), and the x axis.
