Paola Blackburn

Mathematics

26 September, 06:23

Select all the correct answers.

A box company completed a study to determine the number of boxes an old machine would produce in an hour. They determined that the old machine produced 280 boxes in 4 hours.

During its first day of operation, a new machine, after running a full 8 hours, produced 56 more boxes than the old machine would have produced in that time.

Which of the following is true about the new machine?

1: The equation y = 84x represents the production rate of the new machine.

2: The equation y = 77x represents the production rate of the new machine.

3: The new machine can produce 14 boxes an hour.

4: The new machine can produce 7 more boxes an hour than the old machine.