Question

5. A classroom is 10 m long, 6.4 m broad and 5 m high. If each student be given 1.6 m² of the floor
area, how many students can be accommodated in the room? How many cubic metres of air would
each student get?
Area of the floor in me
[Hint : Number of students =
1.6
3
mº]
(8.
Volume of the room in m®
Air available to each student =
Number of students
6. Find the length of the longest pole that can be placed in a room 12 m long, 8 m broad and 9 m
high.
7. The volume of a cuboid is 972 m. If its length and breadth be 16 m and 13.5 m respectively, find
its height.
8. The volume of a cuboid is 1296 m3. Its length is 24 m and its breadth and height are in the ratio
3: 2. Find the breadth and height of the cuboid.
9. The surface area of a cuboid is 468 cm2. Its length and breadth are 12 cm and 9 cm respectively.
Find its height.
10. The length, breadth and height of a room are 8 m, 6.5 m and 3.5 m respectively. Find
(i) the area of 4 walls of the room.
(ii) the area of the floor of the room.
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Answer 1

Answer:

Sorry don't know the answers.....