Answers

2014-01-24T18:49:24+05:30
Length of room ;= 5m
breadth of room =4m
height of room=3m


area of white washing of room =lb/ 2bh /2hl
======================20/24/30=74

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2014-01-24T19:18:39+05:30
In this question by applying the formula of area we' ll get the answer 74.

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