math
posted by citaly .
change both measurements to the same unit of measure,and find the scale factor.
1. 4in. model of a 6ft.cabinet
2. 4cm. model of a 2m. door.
3. 12ft. model of a 100yd. playground
4. 20m. model of a 3km. street.

4 in. = 1/3 foot or 6 ft. = 72 in.
2 m = 200 cm
100 yd. = 300 ft.
3 km = 3,000 m