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How much does it cost for a R.C.C roof slab of size (25 X
20) given in feets using 1:2:4 concrete mix of M20?

Answer Posted / bong/mustafa

r.c.c roof slab given = 25*20,

25ft=m/3,28ft=7,62*6.097= 46.46 m2

vol = 9.28 = 10 bags =
= 20 cub =
= 40 cub =

Is This Answer Correct ?    68 Yes 27 No



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