Question

5 A swimming pool has length 75 m and breadth 60 m. If its depth is 15 m, find (i) the
perimeter of the pool; and (ii) the volume of water required to fill the pool.
6 The Highland Park authorities have been given land that measures 125 m by 1118 m.
If they cover an area of 1 sq. km with trees, what is the area left as open space?
Find the area of grass in a lawn that is 13.5 m long and 12.5 m wide. If a rock garden
of area 25 sq. m is to be put up in the corner of the lawn, what is the area of the
remaining lawn
8 The dimensions of a tin trunk are 50 cm x 100 cm x 65 cm. Find the volume of the tin
trunk.
9 Find the volume of a cube wlose each edge is:
(i) 8 cm (ii) 3 m (iii) 14 cm (iv) 12 cm (v) 10 mm
10 Find the volume of a cuboid whose dimensions are:
(i) length = 0.7 m,
breadth = 50 cm
height = 0.9 m
(ii) length = 25 cm,
breadth = 20 cm
height = 7.5 cm
(iii) length = 3 m,
breadth = 2 m,
height = 150 cm
A room is 9. m long and 7 m wide. There is carpet with an area of 36 sq. m on the floor
of the room. How much area of the floor is not carpeted?
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Answer 1

Answer:

length of swimming pool =25m breath =10m height =3m volume of water =lxbxh 25mx10mx3m 750mcube

Step-by-step explanation:

length of swimming pool =25m breath =10m height =3m volume of water =lxbxh 25mx10mx3m 750mcube