Question

O
Caercise 9.3
Solve these story sums.
X Find the area of a wall of a classroom 4.5 m high and 6 m wide.
2 Find the area of the top of a square table whose each side is 80 cm.
3. What will be the cost of mowing grass in a rectangular field of
dimensions 240 m by 120 m at the rate of 10 per sq. m?
4100 bricks of length 24 cm and breadth 15 cm each are used to tile
a path. What is the area of the path?
5. How many tiles of length 8 cm and breadth 5 cm will be
needed to tile the floor of a dining space 400 cm long and
200 cm wide?
6. Find the cost of levelling a badminton court 132 m long and 58 m broad at the
rate of 80 per sq. m.
7A rectangular playing field has an area of 440 sq. m. If its length is 22 m, find
its breadth.
8. A rectangular classroom is of length 27 m. If its area is 594 sq. m, what is its breadth?
9. A rectangular garden is divided into 10 equal flowerbeds, each
hof length 145 cm and breadth 50 cm. What is the area
of the garden?
Hull
I
IIIIIIIII
UOTO​

Answer 1

Step-by-step explanation:

1. Area of Rectangle = L × B

= 4.5 × 6

= 27

2. Area of Square = Side × Side

= 80 × 80

= 6400

3.