cement 1cum of hollow concrete blocks ...
Sep 02, 2007· cement 1cum of hollow concrete blocks masonery size300x200x150 with 1:3 cement sand ratio? i need the qty. of cement in mortar of ratio 1:3 for a block masonary for 1 *** block work. Answer Save. 1 Answer. Relevance. Mugwump. Lv 7. 1 decade ago.