Answer:
It is less expensive to buy a new car.
Step by step explanation:
New car costs: $18,000
To determine the costs of the lease:
[tex]\begin{gathered} \text{Lease}=(1,000+250(36\text{ months))+11,000} \\ \text{Lease}=(1,000+9,000)+11,000 \\ \text{Lease}=10,000+11,000 \\ \text{Lease}=21,000 \end{gathered}[/tex]Therefore, it is less expensive to buy a new car.