Solve the problem.Tim and Judy mix two kinds of feed for pedigreed dogs. They wish to make 25 pounds of feed worth $0.25 per pound by mixing one kind worth $0.15 per pound with another worth $0.31 per pound. How many pounds of the cheaper kind should they use in the mix? Round your answer to the nearest pound, if necessary.
A. 16 pounds
B. 9 pounds
C. 11 pounds
D. 21 pounds
Answer: B
Mathematics
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Decide whether the statement makes sense. Explain your reasoning.I donated 64 fluid ounces of blood today.
What will be an ideal response?
Mathematics
Find the domain of the rational function. Write your answer in set-builder notation.f(z) = 
A. 
B. {z|z ? 3}
C. {z|z ? 0}
D. {z|z ? 0, -18}
Mathematics
Perform the operation indicated. Simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Use synthetic division to determine whether x - c is a factor of the given polynomial.x3 - 11x2 + 12x + 80; x + 5
A. Yes B. No
Mathematics