A cuboid container has the capacity to hold 50 small boxes. If all the dimensions of the container are doubled, then it can hold (small boxes of same size)

1. 100 boxes

2. 200 boxes

3. 400 boxes

4. 800 boxes

The number of planks of dimensions (4 m × 50 cm × 20 cm) that can be stored in a pit which is 16 m long, 12 m wide and 4 m deep is

1. 1900

2. 1920

3. 1800

4. 1840

If the sides of a square are lengthened by 3 cm, the area becomes 121 cm³. Find the perimeter of the original square.

Find the area enclosed by the figure (i) given below. All measurements are in centimeters.