No I am not a robot what u mean
Answer:280 square feet per hour.
Step-by-step explanation:
Answer:

Step-by-step explanation:
The details that complete the question are:

and

Required
Determine how far the ball travelled
Distance is calculated using:

Substitute values for x's and y's





<em>Hence, the ball travelled a distance of 63.717 units</em>
We're going to assume that x = # of days.
Plug 12 in as x:
4 × 12 = 48
48 + 6 = 54
They produced 54 boats in 12 days.