Question for Charlescool Aluminium Company

Hello please I want to ask like how much can roof a 4bedroom bungalow with alluminum first grade. This is the estimate for the woody 3 by 4 -16 pieces 2 by 4 120 pieces 2 by 3 -120 picas 2 by 2-200 picss 1 by 12- pieces 1 and a half bag of 2 hitches nail 12k 3 hitchs nails 1 bag 8k,agbagi 2 bundle long 3k short 2k, total 460 with work man ,13 fit ring