Answer Posted / rajasekhar

C.A = 0.92
Sand = 0.46
Cement = 0.23

Cement = 0.23 × 1440 = 331.2 Kgs = 6.624 bags ~ 7 bags.
Sand = cement × 2 = 331.2 × 2 = 662.4 kgs
C.A = cement × 4 or
Sand × 2 = 662.4 × 2 = 1324.8 kgs

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