Question

1. Find the volume, the lateral surface area and the total surface area of
the cuboid whose dimensions are:
(i) length = 12 cm, breadth = 8 cm and height = 4.5 cm
(i) length = 26 m, breadth = 14 m and height = 6.5 m
(iii) length = 15 m, breadth = 6 m and height = 5 dm
(iv) length = 24 m, breadth = 25 cm and height = 6 m
2. A matchbox measures 4 cm x 2.5 cm X 1.5 cm. What is the volume of a
packet containing 12 such matchboxes?
3. A cuboidal water tank is 6 m long, 5 m wide and 4.5 m deep. How
many
litres of water can it hold? (Given, 1 mº = 1000 litres.)
4. The capacity of a cuboidal tank is 50000 litres of water. Find the breadth
of the tank if its length and depth are respectively 10 m and 2.5 m.
(Given, 1000 litres = 1 mº.)
5. A godown measures 40 m X 25 m X 15 m. Find the maximum number
of wooden crates, each measuring 1.5 m X 1.25 m X 0.5 m, that can be
stored in the godown.
6. How many planks of dimensions (5 m X 25 cm x 10 cm) can be stored
in nit which is 20 m long 6 m wide and 80 cm deep?​

Answer 1

question 1 part like these

question 2 and 5picture