A model of a vehicle is made to a scale of 1 : 25. If length of the vehicle is 1.6 m; the length of its model is :

1. 6.4 cm

2. 0.64 m

3. 40 cm

4. 15.625 m

The length and the breadth of the model of a rectangular object are 12 cm and 7 cm respectively. If the scale factor is 1 : 20, the actual length and breadth of object are :

1. 1 m & 20 m

2. 2.4 m & 1.4 m

3. 12 cm & 140 cm

4. 1.2 m & 0.7 m

The floor area of a room is 96 m² and area of the floor in the model of the room is 96 cm². The scale factor is :

1. 10 : 1

2. 100 : 1

3. 1 : 10

4. 1 : 100

A and B are two similar containers with capacities 216 m³ and 1000 m³ respectively. The scale factor of B with respect to A is :

1. 125 : 216

2. 5 : 3

3. 3 : 5

4. 216 : 125