A is the correct answer. A coefficient is just a number that appears in front of a variable. Please note that a number that doesn't have a variable behind it is still a coefficient since there is technically a variable behind it with a power of 0.
To find the volume of the recycling bin, you will use the formula for finding volume of a rectangular prism.
V = lwh
V = 12 x 512 x 612
V = 3760128 cubic meters
The answer is not given, but based in these numbers this is correct.
If it is 12 m x 5 m x 6 than the answer is 360 cubic meters
Answer: I took it last year as a junior, what is the questions tho?