exists and is an alternate of. Merge this question into. Split and merge into it. Answer by Fwmh. Confidence votes 79.8K. Adult Humans have 12 pairs of ribs, making 24 ribs in total. ---------------------------------. Some believe that females have 24 ribs and men have less. That belief is usually based on the Biblical account of Adam and Eve.
So, for your 4 x 5m extension, the build cost would be roughly Â£24,000. + Add on 10-15% for professional fees (architect, planning application, building regs, structural engineer).+ VAT.ou may have heard that the rule of thumb is Â£1,000 per m2. However, this figure has been bandied about for rather a long time now! From experience, Â£1,200 per m2 is a now a more realistic estimate for a house extension cost in 2015 and reflects price increases over the last few years.
According to a customer the average cost of a home extension is Â£25,000. A Double Storey Extension costs between Â£45,415 and Â£76,000. A Single Storey Extension costs between Â£22,916 and Â£37,000. Planning and Preparation for a home extensions costs between Â£5,132 to Â£10,150.or example a single storey 25 square meter extension may cost Â£33,000, a two storey extension will be around Â£53,000. There are several home extension ideas to select from that will suit your budget.