If a Stock experiences a linear decline from $3000$ to $2000$ in ten weeks, the following are true.

The stock is experiencing exponential decay

The stock will achieve equilibrium in $0$ more weeks it the decline continues at same rate

The net rate $($outflow$)$ is $100$ per week

The stock will achieve equilibrium in $20$ more weeks it the decline continues at same rate

If the decline continues at the same rate the stock will reach zero after ten more weeks: