Answer:
1. A
2. D
3.B
4.D
5. C
Step-by-step explanation:
Let x represent the number of pounds of $10.75/lb coffee used in the mix.
.. 10.75x +3.25(100 -x) = 5.65*100 . . . . . . total cost of coffee blend
.. x(10.75 -3.25) = 100*(5.65 -3.25) . . . . . .separate x-terms from non-x terms
.. x = 240/7.5 = 32
32 pounds of $10.75/lb coffee should be used
68 pounds of $3.25/lb coffee should be used
Answer:
E because is covered all angle
Answer:
65
Step-by-step explanation:
13(13-3)/2 = 65 diagonals.
