the perimeter of a room is 92 1/2 m. if its breadth is 20 2/3 m, what is its length?
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perimeter= 2(l+b)
92 1/2 m = 2( l+ 20 2/3 )
185/2 m = 2( l+ 62/3 )
185/2 m = 2l + 2*62/3
185/2 m = 2l + 124/3
185/2 m - 124/3 m = 2l
by taking LCM we have to subtract it
555/6 - 248/6 = 2l
307/6 = 2l
307 / 2 = l
6
307 = l
12
25 7/12 = l
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