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Re: What is the area of the floor of rectangular room 10B ?
[#permalink]
23 May 2020, 07:10
Bunuel wrote:
What is the area of the floor of rectangular room 10B ?
(1) The length of room 10B is 8 meters. (2) The perimeter of room 10B is 24 meters.
PS21271
area of rectangle = length * breadth #1 The length of room 10B is 8 meters. breadth now know insufficient #2 2*(l+b) = 24 l+b=24 l,b not know insufficient from 1 &2 l=8 , b = 16 area ; 8*16 ; 128 option C sufficient
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