Answer:
Option d. 1 in: 12 ft.
Step-by-step explanation:
A scale model of building is 2 inches tall. If the building is 24 feet tall then we have to find the scale of the model.
Since scale of the model is represented by the ratio of size of scale model and size of original building
=
=
Therefore, Scale of the model is 1 inch : 12 ft.