The paint in a certain container is sufficient to paint an area equal to `9.375 m^2` . How many bricks of dimensions 22.5 cm x 10 cm x 7.5 cm can be painted out of
this container ?
How many silver coins 1.75 cm in diameter and of thickness 2 mm, must be melted to form a cuboid of dimensions 5.5 cm xx 10 cm xx 3.5 cm ?
How many cubic feet are there in a room measuring 5m x 10m x 2m?
How many planks of dimensions (5mxx25cmxx10cm) can be stored in a pit which is 20 m long, 6m wide and 80 cm deep?
A matchbox 4 cm x 2.5 cm x 1.5 cm. What will be the volume a packet containing 12 such boxes ?
How many lead shots each 0.3 cm in diameter be can made from a cuboid of dimension 9 cm xx 11 cm xx 12 cm ?
A wall of length 10 m was to be built across an open ground. The height of the wall is 4 m and thickness of the wall is 24 cm. If this wall is to be built up with bricks whose dimensions are 24 cm × 12 cm × 8 cm, how many bricks would be required?
Shanti Sweets Stall was placing an order for making cardboard boxes for paking their sweets. Two sizes of boxes were required. The bigger of dimensions 25 cm by 20 cm by 5 cm and the smaller of dimensions 15 cm by 12 cm by 5 cm. 5% of the total surface area is required extra, for all the overlaps. If the cost of the cardboard is Rs 4 for 1000 cm^2 , find the cost of cardboard required for supplying 250 boxes of each kind.
NAND LAL PUBLICATION-SURFACE AREAS AND VOLUMES-Exercise 13.9
