Solve the problem.A merchant has coffee worth $40 a pound that she wishes to mix with 90 pounds of coffee worth 
a pound to get a mixture that can be sold for 
a pound. How many pounds of the 
coffee should be used?
A. 120 pounds
B. 30 pounds
C. 60 pounds
D. 15 pounds
Answer: B
Mathematics
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A. 0 B. 3 C. 16 D. 1
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Determine whether the function is even, odd, or neither.f(x) = 
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Mathematics