SOLUTION: The contractor's costs for building a small block of flats are in the ratio of 17:7:1 for labour, materials and overheads. The contractor charges his client $150,000 after making a

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: The contractor's costs for building a small block of flats are in the ratio of 17:7:1 for labour, materials and overheads. The contractor charges his client $150,000 after making a      Log On


   

Question 889300: The contractor's costs for building a small block of flats are in the ratio of 17:7:1 for labour, materials and overheads. The contractor charges his client $150,000 after making a profit of 20%. Find the original cost of the labour involved.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
1.2*(25x)=150000
x=5000 for overhead
17*x=$85000 for labour
7*x=$35000 for materials