Im starting up a fake new business for my business Studies coursework and need help on the folowing things? -

how much would wages be for an entire month for one employ and how much would wages be with tax (currently i think its at 17.5%)how much would I need a loan to start my business its a computer repair and retail specialist similiar to that of pc worldhow much would i need in advertising if i begin with some small advertising to start the business and then a big advertising thing during summer and during christmashow much would some random store cost not as big as a warehouse store but not as small as some corner shop to rent and then later to purchasehow much would utlility bills cost (elecitricy, gas, water...)and any other hidden costs i may have forgot about and also theese can be just rough guesses they dont have to be exact

it all depends on where you are and the skills of your staff andrent.....figure 100,000 costs to start uputil 150 for each per mo