Solve the problem.Don runs a charity fruit sale, selling boxes of oranges for $11 and boxes of grapefruit for $10. If he sold a total of 762 boxes and took in $8125 in all, then how many boxes of oranges did he sell?
A. 458 boxes
B. 505 boxes
C. 383 boxes
D. 257 boxes
Answer: B
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Provide an appropriate response.The area of a circle depends on the length of its radius.(a)Write a function a(r) for the area of a circle.(b)How many square units of sod are needed to cover a circular grass area of radius x?(c)If the radius of the circular grass area is increased by 2 feet, how much more sod is needed?(d)How much more sod is needed per foot increase?(e)If the radius of a circular grass area is increased by h, how much more sod is needed?(f)How much more sod is needed per unit increase?
What will be an ideal response?
Replace the ? by < or >.3 ? -4
A. > B. <
Solve the problem.A drug is injected into a patient and the concentration of the drug is monitored. The drug's concentration, C(t), in milligrams after t hours is modeled by C(t) = 
.What is the horizontal asymptote for this function? Describe what this means in practical terms.
A. y = 2.00; 2.00 is the final amount, in milligrams, of the drug that will be left in the patient's bloodstream. B. y = 2.00; After 2.00 hours, the concentration of the drug is at its greatest. C. y = 0; 0 is the final amount, in milligrams, of the drug that will be left in the patient's bloodstream. D. y = 0.86; After 0.86 hours, the concentration of the drug is at its greatest.
Factor.u2 - 5uv - 50v2
A. (u - 5v)(u + 10v) B. (u - v)(u + 10v) C. (u - 5v)(u + v) D. (u + 5v)(u - 10v)