Do you mean the cost per ounce?
Then that would be $0.1496, or rounded to the nearest cent, 15 cents a ounce.
Answer:
90
Step-by-step explanation: 9 + 6 = 15
So, then you would multiply 15 x 6 which equals 90
Divide 2160 by 150 to get the answer. You should get a round number. If not, plz comment below.
Answer: The sphere is 0.002548 cm travel up the plane.
Step-by-step explanation:
Since we have given that
Inclination angle = 30°
Translational speed = 0.25 m/s
As we know that

and
Length of solid sphere is given by

So, it becomes,

And 
So, it becomes,

Hence, the sphere is 0.002548 cm travel up the plane.