An important piece of construction equipment was worth 815 thousand dollars new. Then 25 years later it was worth $310 thousand dollars. Find an exponential model for the value V(t) (in thousands of...

Extracted text: An important piece of construction equipment was worth 815 thousand dollars new. Then 25 years later it was worth $310 thousand dollars. Find an exponential model for the value V(t) (in thousands of dollars) of the equipment after t years and use it to determine in how many years will it be worth just one thousand dollars? years.