Answer:
1
Step-by-step explanation:
sin x = ½
x = π/6 = 30°
then
cos (x -π/6) = cos 0° = 1
Answer
75 inches
Explonation
To find the answer, you should multiply 1 by 75
Answer: c 12 pounds of the $5.50-per-pound coffee, 8 pounds of the $9.20-per-pound coffee
Step-by-step explanation:
Let x = Number of pound of first king.
y= Number of pound of second kind.
As per given , we have
substitute value of y from (i) in (ii), we get
Put this in (i), we get y= 20-8 = 12
Hence, he should blend 12 pounds of the $5.50-per-pound coffee, 8 pounds of the $9.20-per-pound coffee.
So the correct option is c.