Solve.The manager of a coffee shop has one type of coffee that sells for $5 per pound and another type that sells for $15 per pound. The manager wishes to mix 40 pounds of the $15 coffee to get a mixture that will sell for $13 per pound. How many pounds of the $5 coffee should be used?
A. 10 pounds
B. 25 pounds
C. 50 pounds
D. 5 pounds
Answer: A
You might also like to view...
Find all local extreme values of the given function and identify each as a local maximum, local minimum, or saddle point.
A. 
saddle point; 
saddle point
B. 
local maximum; 
local minimum
C. 
local minimum
D. 
local maximum
Round the number as indicated.781,124 to the nearest ten
A. 781,220 B. 781,120 C. 781,130 D. 781,100
Define the variable expressions and simplify.The height of a box is 9 inches longer than the width. The length is 3 inches shorter than triple the width. Let w be the width. Give the sum of the height, width, and length.
A. 5w + 12 B. 4w + 6 C. 5w + 6 D. 13w - 3
Find the circle's circumference or area, as requested. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.Find the circumference.
A. 10.7 mi B. 11.6 mi C. 23.2 mi D. 5.8 mi