Question

A company manufactures two types of plywood of the same size. Each piece of Grade A plywood requires 4 hours for pasting and 2 hour for pressing. Each piece of Grade B plywood requires 3 hours for pasting and 1 hour for pressing. The company's pasting unit can work for maximum 25 hours in a week, and the pressing unit can work for maximum 30 hours in a week. Let A represent the number of Grade A plywood pieces that the company can manufacture in a week and B represent the number of Grade B plywood pieces that the company can manufacture in a week. Which of the following statements best explain

Answer 1

Which of the following statements best explains whether the company will be able to make 3 pieces of Grade A plywood and 4 pieces of Grade B plywood in a week?

Answer 2

The company will be able to make these numbers in a week because of the system restrictions of 4A + 2A ≤ 25 and 3B + B ≤ 30.
The company will be able to make these numbers in a week because of the system restrictions of 4A + 3B ≤ 25 and 2A + B ≤ 30.
The company will not be able to make these numbers in a week because of the system restrictions of 4A + 2B ≤ 25 and 3A + B ≤ 30.
The company will not be able to make these numbers in a week because of the system restrictions of 4A + 3A ≤ 25 and 2B + B ≤ 30.

Answer 3

@amistre64

Answer 4

@Hero