1 3/4 lb of fish food will be in each container.

Hence the number of packages of screws in each shipping box is: 469
Hence option (B) is correct.
Answer:

Step-by-step explanation:
I supposed that is a "n".
Steps as below:

when is 9 = 15.2 - 0.537x
9 = 15.2 - 0.537x
-15.2 -15.2 subtract 15.2 from both sides
-6.2 = -0.537x
/-0.537 /-0.537 divide -0.537 from both sides
11.55 = x or 12 feet round to nearest whole foot