A room in 9.5 m long and 7.4 m wide. A person wants that floor of the room to be fitted with tiles of size 20 cm by 10 cm find the numbers of tiles needed
class 6
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Step-by-step explanation:
length of room = 9.5m
breadth of room = 7.4m
Area of room = l x b
= 9.5 x 7.4
=70.3 sq.m
length of floor = 0.2m
breadth of floor = 0.1m
Area of floor = 0.02 sq.m
No. of tiles = A(room)/A(floor)
= 70.3/0.02
=3515
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