the length and breadth of a conference hall are in ratio 7 ratio 4 and its perimeter is 110 M.
find :
i area of the floor of the hall
ii number of tiles each rectangle of size 25 centimetre into 20 CM required for flooring of all
iiithe cost of tiles at the rate of rs.1400 per hundred tiles
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at first we can take the sides 7x,4x then perimeter 2(l+b)=110 2(7X+4x)=2*11x=110 22x=110 ,x=5cm then we can find area 35*20
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