Find the best buy (based on cost per unit).Brand A: 10 cans for $3.55Brand B: 16 cans for $5.01Brand C: 26 cans for $7.46Brand D: 34 cans for $10.10
A. Brand B
B. Brand A
C. Brand D
D. Brand C
Answer: D
Mathematics
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Sketch the graph of the rational function.f(x) = 
A. 
B. 
C. 
D. 
Mathematics
Find the real solutions of the equation by factoring.6x3 + 54x2 + 120x = 0
A. {-4, -5}
B. 
C. {0, -4, -5}
D. {0, 4, 5}
Mathematics
A savings account contained $416. After a deposit of $65 and a withdrawal of $135, how much is in the account?$__________
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.Given the revenue and cost functions R(x) = 32x - 0.4x2 and 
, where x is the daily production, find the rate of change of profit with respect to time when 
and 
A. $120/day B. $90/day C. $126/day D. $122/day
Mathematics