The estimated cost of putting up three bedroom houses 240,000 Ghana CDs it is made up of labour, materials and the contractors charge in the ratio 5:18:7 respectively during construction as a result of inflation and the cost of labor increased by m% the cost of materials increased by 3m% while the contractors charge remain the same if after the increases the cost of labour was 1/4+ materials Find the value of m and the new cost of the house