Solve the problem.The manager of a coffee shop has one type of coffee that sells for $7 per pound and another type that sells for $14 per pound. The manager wishes to mix 90 pounds of the $14 coffee to get a mixture that will sell for $10 per pound. How many pounds of the $7 coffee should be used?
A. 120 lb
B. 210 lb
C. 60 lb
D. 105 lb
Answer: A
Mathematics
You might also like to view...
Simplify each side of the equation and then solve. Check your solution.-2x + 1x = 5
A. 
B. - 
C. 5
D. -5
Mathematics
Simplify.
A. 
B. 
C. 
D. - 
Mathematics
Provide an appropriate response.Suppose that the rent for an apartment in a city with rent control is $540 per month. Show that the rent function R(t) = 540 is continuous at t = 3.
What will be an ideal response?
Mathematics
Factor completely, if possible.3x2 - 147y2
A. 3(x + 7y)(x - 7y) B. 3(1 + 7xy)(1 - 7xy) C. 3(x - 7y)2 D. (3x + 7y)(3x - 7y)
Mathematics