Respuesta :

9514 1404 393

Answer:

  • 33 pounds per week
  • W = 33t + 42

Step-by-step explanation:

The pumpkin gained 372 -141 = 231 pounds in 7 weeks, or an average of ...

  (231 lb)/(7 wk) = 33 lb/wk

The pumpkin gained 33 pounds per week.

__

In the 3 weeks after the pumpkin plant was chosen, it would have gained 3×33 = 99 pounds. It weighed 141 pounds at that point, so must have had an initial weight of 141 -99 = 42 pounds at t=0. The weight of the pumpkin can be modeled as ...

  W = 33t +42